2 Unix SMB/CIFS implementation.
3 Main SMB reply routines
4 Copyright (C) Andrew Tridgell 1992-1998
5 Copyright (C) Andrew Bartlett 2001
6 Copyright (C) Jeremy Allison 1992-2007.
7 Copyright (C) Volker Lendecke 2007
9 This program is free software; you can redistribute it and/or modify
10 it under the terms of the GNU General Public License as published by
11 the Free Software Foundation; either version 3 of the License, or
12 (at your option) any later version.
14 This program is distributed in the hope that it will be useful,
15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License for more details.
19 You should have received a copy of the GNU General Public License
20 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 This file handles most of the reply_ calls that the server
24 makes to handle specific protocols
28 #include "smbd/globals.h"
30 extern enum protocol_types Protocol
;
32 /****************************************************************************
33 Ensure we check the path in *exactly* the same way as W2K for a findfirst/findnext
34 path or anything including wildcards.
35 We're assuming here that '/' is not the second byte in any multibyte char
36 set (a safe assumption). '\\' *may* be the second byte in a multibyte char
38 ****************************************************************************/
40 /* Custom version for processing POSIX paths. */
41 #define IS_PATH_SEP(c,posix_only) ((c) == '/' || (!(posix_only) && (c) == '\\'))
43 static NTSTATUS
check_path_syntax_internal(char *path
,
45 bool *p_last_component_contains_wcard
)
49 NTSTATUS ret
= NT_STATUS_OK
;
50 bool start_of_name_component
= True
;
51 bool stream_started
= false;
53 *p_last_component_contains_wcard
= False
;
60 return NT_STATUS_OBJECT_NAME_INVALID
;
63 return NT_STATUS_OBJECT_NAME_INVALID
;
65 if (strchr_m(&s
[1], ':')) {
66 return NT_STATUS_OBJECT_NAME_INVALID
;
68 if (StrCaseCmp(s
, ":$DATA") != 0) {
69 return NT_STATUS_INVALID_PARAMETER
;
75 if (!stream_started
&& *s
== ':') {
76 if (*p_last_component_contains_wcard
) {
77 return NT_STATUS_OBJECT_NAME_INVALID
;
79 /* stream names allow more characters than file names */
80 stream_started
= true;
81 start_of_name_component
= false;
85 return NT_STATUS_OBJECT_NAME_INVALID
;
89 if (!stream_started
&& IS_PATH_SEP(*s
,posix_path
)) {
91 * Safe to assume is not the second part of a mb char
92 * as this is handled below.
94 /* Eat multiple '/' or '\\' */
95 while (IS_PATH_SEP(*s
,posix_path
)) {
98 if ((d
!= path
) && (*s
!= '\0')) {
99 /* We only care about non-leading or trailing '/' or '\\' */
103 start_of_name_component
= True
;
105 *p_last_component_contains_wcard
= False
;
109 if (start_of_name_component
) {
110 if ((s
[0] == '.') && (s
[1] == '.') && (IS_PATH_SEP(s
[2],posix_path
) || s
[2] == '\0')) {
111 /* Uh oh - "/../" or "\\..\\" or "/..\0" or "\\..\0" ! */
114 * No mb char starts with '.' so we're safe checking the directory separator here.
117 /* If we just added a '/' - delete it */
118 if ((d
> path
) && (*(d
-1) == '/')) {
123 /* Are we at the start ? Can't go back further if so. */
125 ret
= NT_STATUS_OBJECT_PATH_SYNTAX_BAD
;
128 /* Go back one level... */
129 /* We know this is safe as '/' cannot be part of a mb sequence. */
130 /* NOTE - if this assumption is invalid we are not in good shape... */
131 /* Decrement d first as d points to the *next* char to write into. */
132 for (d
--; d
> path
; d
--) {
136 s
+= 2; /* Else go past the .. */
137 /* We're still at the start of a name component, just the previous one. */
140 } else if ((s
[0] == '.') && ((s
[1] == '\0') || IS_PATH_SEP(s
[1],posix_path
))) {
152 if (*s
<= 0x1f || *s
== '|') {
153 return NT_STATUS_OBJECT_NAME_INVALID
;
161 *p_last_component_contains_wcard
= True
;
170 /* Get the size of the next MB character. */
171 next_codepoint(s
,&siz
);
189 DEBUG(0,("check_path_syntax_internal: character length assumptions invalid !\n"));
191 return NT_STATUS_INVALID_PARAMETER
;
194 start_of_name_component
= False
;
202 /****************************************************************************
203 Ensure we check the path in *exactly* the same way as W2K for regular pathnames.
204 No wildcards allowed.
205 ****************************************************************************/
207 NTSTATUS
check_path_syntax(char *path
)
210 return check_path_syntax_internal(path
, False
, &ignore
);
213 /****************************************************************************
214 Ensure we check the path in *exactly* the same way as W2K for regular pathnames.
215 Wildcards allowed - p_contains_wcard returns true if the last component contained
217 ****************************************************************************/
219 NTSTATUS
check_path_syntax_wcard(char *path
, bool *p_contains_wcard
)
221 return check_path_syntax_internal(path
, False
, p_contains_wcard
);
224 /****************************************************************************
225 Check the path for a POSIX client.
226 We're assuming here that '/' is not the second byte in any multibyte char
227 set (a safe assumption).
228 ****************************************************************************/
230 NTSTATUS
check_path_syntax_posix(char *path
)
233 return check_path_syntax_internal(path
, True
, &ignore
);
236 /****************************************************************************
237 Pull a string and check the path allowing a wilcard - provide for error return.
238 ****************************************************************************/
240 size_t srvstr_get_path_wcard(TALLOC_CTX
*ctx
,
241 const char *base_ptr
,
248 bool *contains_wcard
)
254 ret
= srvstr_pull_talloc(ctx
, base_ptr
, smb_flags2
, pp_dest
, src
,
258 *err
= NT_STATUS_INVALID_PARAMETER
;
262 *contains_wcard
= False
;
264 if (smb_flags2
& FLAGS2_DFS_PATHNAMES
) {
266 * For a DFS path the function parse_dfs_path()
267 * will do the path processing, just make a copy.
273 if (lp_posix_pathnames()) {
274 *err
= check_path_syntax_posix(*pp_dest
);
276 *err
= check_path_syntax_wcard(*pp_dest
, contains_wcard
);
282 /****************************************************************************
283 Pull a string and check the path - provide for error return.
284 ****************************************************************************/
286 size_t srvstr_get_path(TALLOC_CTX
*ctx
,
287 const char *base_ptr
,
296 return srvstr_get_path_wcard(ctx
, base_ptr
, smb_flags2
, pp_dest
, src
,
297 src_len
, flags
, err
, &ignore
);
300 size_t srvstr_get_path_req_wcard(TALLOC_CTX
*mem_ctx
, struct smb_request
*req
,
301 char **pp_dest
, const char *src
, int flags
,
302 NTSTATUS
*err
, bool *contains_wcard
)
304 return srvstr_get_path_wcard(mem_ctx
, (char *)req
->inbuf
, req
->flags2
,
305 pp_dest
, src
, smbreq_bufrem(req
, src
),
306 flags
, err
, contains_wcard
);
309 size_t srvstr_get_path_req(TALLOC_CTX
*mem_ctx
, struct smb_request
*req
,
310 char **pp_dest
, const char *src
, int flags
,
314 return srvstr_get_path_req_wcard(mem_ctx
, req
, pp_dest
, src
,
315 flags
, err
, &ignore
);
318 /****************************************************************************
319 Check if we have a correct fsp pointing to a file. Basic check for open fsp.
320 ****************************************************************************/
322 bool check_fsp_open(connection_struct
*conn
, struct smb_request
*req
,
325 if (!(fsp
) || !(conn
)) {
326 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
329 if (((conn
) != (fsp
)->conn
) || req
->vuid
!= (fsp
)->vuid
) {
330 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
336 /****************************************************************************
337 Check if we have a correct fsp pointing to a file.
338 ****************************************************************************/
340 bool check_fsp(connection_struct
*conn
, struct smb_request
*req
,
343 if (!check_fsp_open(conn
, req
, fsp
)) {
346 if ((fsp
)->is_directory
) {
347 reply_nterror(req
, NT_STATUS_INVALID_DEVICE_REQUEST
);
350 if ((fsp
)->fh
->fd
== -1) {
351 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
354 (fsp
)->num_smb_operations
++;
358 /****************************************************************************
359 Check if we have a correct fsp pointing to a quota fake file. Replacement for
360 the CHECK_NTQUOTA_HANDLE_OK macro.
361 ****************************************************************************/
363 bool check_fsp_ntquota_handle(connection_struct
*conn
, struct smb_request
*req
,
366 if (!check_fsp_open(conn
, req
, fsp
)) {
370 if (fsp
->is_directory
) {
374 if (fsp
->fake_file_handle
== NULL
) {
378 if (fsp
->fake_file_handle
->type
!= FAKE_FILE_TYPE_QUOTA
) {
382 if (fsp
->fake_file_handle
->private_data
== NULL
) {
389 /****************************************************************************
390 Check if we have a correct fsp. Replacement for the FSP_BELONGS_CONN macro
391 ****************************************************************************/
393 bool fsp_belongs_conn(connection_struct
*conn
, struct smb_request
*req
,
396 if ((fsp
) && (conn
) && ((conn
)==(fsp
)->conn
)
397 && (req
->vuid
== (fsp
)->vuid
)) {
401 reply_nterror(req
, NT_STATUS_INVALID_HANDLE
);
405 /****************************************************************************
406 Reply to a (netbios-level) special message.
407 ****************************************************************************/
409 void reply_special(char *inbuf
)
411 int msg_type
= CVAL(inbuf
,0);
412 int msg_flags
= CVAL(inbuf
,1);
417 * We only really use 4 bytes of the outbuf, but for the smb_setlen
418 * calculation & friends (srv_send_smb uses that) we need the full smb
421 char outbuf
[smb_size
];
425 memset(outbuf
, '\0', sizeof(outbuf
));
427 smb_setlen(outbuf
,0);
430 case 0x81: /* session request */
432 if (already_got_session
) {
433 exit_server_cleanly("multiple session request not permitted");
436 SCVAL(outbuf
,0,0x82);
438 if (name_len(inbuf
+4) > 50 ||
439 name_len(inbuf
+4 + name_len(inbuf
+ 4)) > 50) {
440 DEBUG(0,("Invalid name length in session request\n"));
443 name_extract(inbuf
,4,name1
);
444 name_type
= name_extract(inbuf
,4 + name_len(inbuf
+ 4),name2
);
445 DEBUG(2,("netbios connect: name1=%s name2=%s\n",
448 set_local_machine_name(name1
, True
);
449 set_remote_machine_name(name2
, True
);
451 DEBUG(2,("netbios connect: local=%s remote=%s, name type = %x\n",
452 get_local_machine_name(), get_remote_machine_name(),
455 if (name_type
== 'R') {
456 /* We are being asked for a pathworks session ---
458 SCVAL(outbuf
, 0,0x83);
462 /* only add the client's machine name to the list
463 of possibly valid usernames if we are operating
464 in share mode security */
465 if (lp_security() == SEC_SHARE
) {
466 add_session_user(get_remote_machine_name());
469 reload_services(True
);
472 already_got_session
= True
;
475 case 0x89: /* session keepalive request
476 (some old clients produce this?) */
477 SCVAL(outbuf
,0,SMBkeepalive
);
481 case 0x82: /* positive session response */
482 case 0x83: /* negative session response */
483 case 0x84: /* retarget session response */
484 DEBUG(0,("Unexpected session response\n"));
487 case SMBkeepalive
: /* session keepalive */
492 DEBUG(5,("init msg_type=0x%x msg_flags=0x%x\n",
493 msg_type
, msg_flags
));
495 srv_send_smb(smbd_server_fd(), outbuf
, false, NULL
);
499 /****************************************************************************
501 conn POINTER CAN BE NULL HERE !
502 ****************************************************************************/
504 void reply_tcon(struct smb_request
*req
)
506 connection_struct
*conn
= req
->conn
;
508 char *service_buf
= NULL
;
509 char *password
= NULL
;
514 DATA_BLOB password_blob
;
515 TALLOC_CTX
*ctx
= talloc_tos();
517 START_PROFILE(SMBtcon
);
519 if (req
->buflen
< 4) {
520 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
521 END_PROFILE(SMBtcon
);
525 p
= (const char *)req
->buf
+ 1;
526 p
+= srvstr_pull_req_talloc(ctx
, req
, &service_buf
, p
, STR_TERMINATE
);
528 pwlen
= srvstr_pull_req_talloc(ctx
, req
, &password
, p
, STR_TERMINATE
);
530 p
+= srvstr_pull_req_talloc(ctx
, req
, &dev
, p
, STR_TERMINATE
);
533 if (service_buf
== NULL
|| password
== NULL
|| dev
== NULL
) {
534 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
535 END_PROFILE(SMBtcon
);
538 p
= strrchr_m(service_buf
,'\\');
542 service
= service_buf
;
545 password_blob
= data_blob(password
, pwlen
+1);
547 conn
= make_connection(service
,password_blob
,dev
,req
->vuid
,&nt_status
);
550 data_blob_clear_free(&password_blob
);
553 reply_nterror(req
, nt_status
);
554 END_PROFILE(SMBtcon
);
558 reply_outbuf(req
, 2, 0);
559 SSVAL(req
->outbuf
,smb_vwv0
,max_recv
);
560 SSVAL(req
->outbuf
,smb_vwv1
,conn
->cnum
);
561 SSVAL(req
->outbuf
,smb_tid
,conn
->cnum
);
563 DEBUG(3,("tcon service=%s cnum=%d\n",
564 service
, conn
->cnum
));
566 END_PROFILE(SMBtcon
);
570 /****************************************************************************
571 Reply to a tcon and X.
572 conn POINTER CAN BE NULL HERE !
573 ****************************************************************************/
575 void reply_tcon_and_X(struct smb_request
*req
)
577 connection_struct
*conn
= req
->conn
;
578 const char *service
= NULL
;
580 TALLOC_CTX
*ctx
= talloc_tos();
581 /* what the cleint thinks the device is */
582 char *client_devicetype
= NULL
;
583 /* what the server tells the client the share represents */
584 const char *server_devicetype
;
591 START_PROFILE(SMBtconX
);
594 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
595 END_PROFILE(SMBtconX
);
599 passlen
= SVAL(req
->vwv
+3, 0);
600 tcon_flags
= SVAL(req
->vwv
+2, 0);
602 /* we might have to close an old one */
603 if ((tcon_flags
& 0x1) && conn
) {
604 close_cnum(conn
,req
->vuid
);
609 if ((passlen
> MAX_PASS_LEN
) || (passlen
>= req
->buflen
)) {
610 reply_doserror(req
, ERRDOS
, ERRbuftoosmall
);
611 END_PROFILE(SMBtconX
);
615 if (global_encrypted_passwords_negotiated
) {
616 password
= data_blob_talloc(talloc_tos(), req
->buf
, passlen
);
617 if (lp_security() == SEC_SHARE
) {
619 * Security = share always has a pad byte
620 * after the password.
622 p
= (const char *)req
->buf
+ passlen
+ 1;
624 p
= (const char *)req
->buf
+ passlen
;
627 password
= data_blob_talloc(talloc_tos(), req
->buf
, passlen
+1);
628 /* Ensure correct termination */
629 password
.data
[passlen
]=0;
630 p
= (const char *)req
->buf
+ passlen
+ 1;
633 p
+= srvstr_pull_req_talloc(ctx
, req
, &path
, p
, STR_TERMINATE
);
636 data_blob_clear_free(&password
);
637 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
638 END_PROFILE(SMBtconX
);
643 * the service name can be either: \\server\share
644 * or share directly like on the DELL PowerVault 705
647 q
= strchr_m(path
+2,'\\');
649 data_blob_clear_free(&password
);
650 reply_doserror(req
, ERRDOS
, ERRnosuchshare
);
651 END_PROFILE(SMBtconX
);
659 p
+= srvstr_pull_talloc(ctx
, req
->inbuf
, req
->flags2
,
660 &client_devicetype
, p
,
661 MIN(6, smbreq_bufrem(req
, p
)), STR_ASCII
);
663 if (client_devicetype
== NULL
) {
664 data_blob_clear_free(&password
);
665 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
666 END_PROFILE(SMBtconX
);
670 DEBUG(4,("Client requested device type [%s] for share [%s]\n", client_devicetype
, service
));
672 conn
= make_connection(service
, password
, client_devicetype
,
673 req
->vuid
, &nt_status
);
676 data_blob_clear_free(&password
);
679 reply_nterror(req
, nt_status
);
680 END_PROFILE(SMBtconX
);
685 server_devicetype
= "IPC";
686 else if ( IS_PRINT(conn
) )
687 server_devicetype
= "LPT1:";
689 server_devicetype
= "A:";
691 if (Protocol
< PROTOCOL_NT1
) {
692 reply_outbuf(req
, 2, 0);
693 if (message_push_string(&req
->outbuf
, server_devicetype
,
694 STR_TERMINATE
|STR_ASCII
) == -1) {
695 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
696 END_PROFILE(SMBtconX
);
700 /* NT sets the fstype of IPC$ to the null string */
701 const char *fstype
= IS_IPC(conn
) ? "" : lp_fstype(SNUM(conn
));
703 if (tcon_flags
& TCONX_FLAG_EXTENDED_RESPONSE
) {
704 /* Return permissions. */
708 reply_outbuf(req
, 7, 0);
711 perm1
= FILE_ALL_ACCESS
;
712 perm2
= FILE_ALL_ACCESS
;
714 perm1
= CAN_WRITE(conn
) ?
719 SIVAL(req
->outbuf
, smb_vwv3
, perm1
);
720 SIVAL(req
->outbuf
, smb_vwv5
, perm2
);
722 reply_outbuf(req
, 3, 0);
725 if ((message_push_string(&req
->outbuf
, server_devicetype
,
726 STR_TERMINATE
|STR_ASCII
) == -1)
727 || (message_push_string(&req
->outbuf
, fstype
,
728 STR_TERMINATE
) == -1)) {
729 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
730 END_PROFILE(SMBtconX
);
734 /* what does setting this bit do? It is set by NT4 and
735 may affect the ability to autorun mounted cdroms */
736 SSVAL(req
->outbuf
, smb_vwv2
, SMB_SUPPORT_SEARCH_BITS
|
737 (lp_csc_policy(SNUM(conn
)) << 2));
739 if (lp_msdfs_root(SNUM(conn
)) && lp_host_msdfs()) {
740 DEBUG(2,("Serving %s as a Dfs root\n",
741 lp_servicename(SNUM(conn
)) ));
742 SSVAL(req
->outbuf
, smb_vwv2
,
743 SMB_SHARE_IN_DFS
| SVAL(req
->outbuf
, smb_vwv2
));
748 DEBUG(3,("tconX service=%s \n",
751 /* set the incoming and outgoing tid to the just created one */
752 SSVAL(req
->inbuf
,smb_tid
,conn
->cnum
);
753 SSVAL(req
->outbuf
,smb_tid
,conn
->cnum
);
755 END_PROFILE(SMBtconX
);
761 /****************************************************************************
762 Reply to an unknown type.
763 ****************************************************************************/
765 void reply_unknown_new(struct smb_request
*req
, uint8 type
)
767 DEBUG(0, ("unknown command type (%s): type=%d (0x%X)\n",
768 smb_fn_name(type
), type
, type
));
769 reply_doserror(req
, ERRSRV
, ERRunknownsmb
);
773 /****************************************************************************
775 conn POINTER CAN BE NULL HERE !
776 ****************************************************************************/
778 void reply_ioctl(struct smb_request
*req
)
780 connection_struct
*conn
= req
->conn
;
787 START_PROFILE(SMBioctl
);
790 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
791 END_PROFILE(SMBioctl
);
795 device
= SVAL(req
->vwv
+1, 0);
796 function
= SVAL(req
->vwv
+2, 0);
797 ioctl_code
= (device
<< 16) + function
;
799 DEBUG(4, ("Received IOCTL (code 0x%x)\n", ioctl_code
));
801 switch (ioctl_code
) {
802 case IOCTL_QUERY_JOB_INFO
:
806 reply_doserror(req
, ERRSRV
, ERRnosupport
);
807 END_PROFILE(SMBioctl
);
811 reply_outbuf(req
, 8, replysize
+1);
812 SSVAL(req
->outbuf
,smb_vwv1
,replysize
); /* Total data bytes returned */
813 SSVAL(req
->outbuf
,smb_vwv5
,replysize
); /* Data bytes this buffer */
814 SSVAL(req
->outbuf
,smb_vwv6
,52); /* Offset to data */
815 p
= smb_buf(req
->outbuf
);
816 memset(p
, '\0', replysize
+1); /* valgrind-safe. */
817 p
+= 1; /* Allow for alignment */
819 switch (ioctl_code
) {
820 case IOCTL_QUERY_JOB_INFO
:
822 files_struct
*fsp
= file_fsp(
823 req
, SVAL(req
->vwv
+0, 0));
825 reply_doserror(req
, ERRDOS
, ERRbadfid
);
826 END_PROFILE(SMBioctl
);
829 SSVAL(p
,0,fsp
->rap_print_jobid
); /* Job number */
830 srvstr_push((char *)req
->outbuf
, req
->flags2
, p
+2,
832 STR_TERMINATE
|STR_ASCII
);
834 srvstr_push((char *)req
->outbuf
, req
->flags2
,
835 p
+18, lp_servicename(SNUM(conn
)),
836 13, STR_TERMINATE
|STR_ASCII
);
844 END_PROFILE(SMBioctl
);
848 /****************************************************************************
849 Strange checkpath NTSTATUS mapping.
850 ****************************************************************************/
852 static NTSTATUS
map_checkpath_error(uint16_t flags2
, NTSTATUS status
)
854 /* Strange DOS error code semantics only for checkpath... */
855 if (!(flags2
& FLAGS2_32_BIT_ERROR_CODES
)) {
856 if (NT_STATUS_EQUAL(NT_STATUS_OBJECT_NAME_INVALID
,status
)) {
857 /* We need to map to ERRbadpath */
858 return NT_STATUS_OBJECT_PATH_NOT_FOUND
;
864 /****************************************************************************
865 Reply to a checkpath.
866 ****************************************************************************/
868 void reply_checkpath(struct smb_request
*req
)
870 connection_struct
*conn
= req
->conn
;
872 SMB_STRUCT_STAT sbuf
;
874 TALLOC_CTX
*ctx
= talloc_tos();
876 START_PROFILE(SMBcheckpath
);
878 srvstr_get_path_req(ctx
, req
, &name
, (const char *)req
->buf
+ 1,
879 STR_TERMINATE
, &status
);
881 if (!NT_STATUS_IS_OK(status
)) {
882 status
= map_checkpath_error(req
->flags2
, status
);
883 reply_nterror(req
, status
);
884 END_PROFILE(SMBcheckpath
);
888 status
= resolve_dfspath(ctx
, conn
,
889 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
892 if (!NT_STATUS_IS_OK(status
)) {
893 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
894 reply_botherror(req
, NT_STATUS_PATH_NOT_COVERED
,
896 END_PROFILE(SMBcheckpath
);
902 DEBUG(3,("reply_checkpath %s mode=%d\n", name
, (int)SVAL(req
->vwv
+0, 0)));
904 status
= unix_convert(ctx
, conn
, name
, False
, &name
, NULL
, &sbuf
);
905 if (!NT_STATUS_IS_OK(status
)) {
909 status
= check_name(conn
, name
);
910 if (!NT_STATUS_IS_OK(status
)) {
911 DEBUG(3,("reply_checkpath: check_name of %s failed (%s)\n",name
,nt_errstr(status
)));
915 if (!VALID_STAT(sbuf
) && (SMB_VFS_STAT(conn
,name
,&sbuf
) != 0)) {
916 DEBUG(3,("reply_checkpath: stat of %s failed (%s)\n",name
,strerror(errno
)));
917 status
= map_nt_error_from_unix(errno
);
921 if (!S_ISDIR(sbuf
.st_mode
)) {
922 reply_botherror(req
, NT_STATUS_NOT_A_DIRECTORY
,
924 END_PROFILE(SMBcheckpath
);
928 reply_outbuf(req
, 0, 0);
930 END_PROFILE(SMBcheckpath
);
935 END_PROFILE(SMBcheckpath
);
937 /* We special case this - as when a Windows machine
938 is parsing a path is steps through the components
939 one at a time - if a component fails it expects
940 ERRbadpath, not ERRbadfile.
942 status
= map_checkpath_error(req
->flags2
, status
);
943 if (NT_STATUS_EQUAL(status
, NT_STATUS_OBJECT_NAME_NOT_FOUND
)) {
945 * Windows returns different error codes if
946 * the parent directory is valid but not the
947 * last component - it returns NT_STATUS_OBJECT_NAME_NOT_FOUND
948 * for that case and NT_STATUS_OBJECT_PATH_NOT_FOUND
949 * if the path is invalid.
951 reply_botherror(req
, NT_STATUS_OBJECT_NAME_NOT_FOUND
,
956 reply_nterror(req
, status
);
959 /****************************************************************************
961 ****************************************************************************/
963 void reply_getatr(struct smb_request
*req
)
965 connection_struct
*conn
= req
->conn
;
967 SMB_STRUCT_STAT sbuf
;
973 TALLOC_CTX
*ctx
= talloc_tos();
975 START_PROFILE(SMBgetatr
);
977 p
= (const char *)req
->buf
+ 1;
978 p
+= srvstr_get_path_req(ctx
, req
, &fname
, p
, STR_TERMINATE
, &status
);
979 if (!NT_STATUS_IS_OK(status
)) {
980 reply_nterror(req
, status
);
981 END_PROFILE(SMBgetatr
);
985 status
= resolve_dfspath(ctx
, conn
,
986 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
989 if (!NT_STATUS_IS_OK(status
)) {
990 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
991 reply_botherror(req
, NT_STATUS_PATH_NOT_COVERED
,
993 END_PROFILE(SMBgetatr
);
996 reply_nterror(req
, status
);
997 END_PROFILE(SMBgetatr
);
1001 /* dos smetimes asks for a stat of "" - it returns a "hidden directory"
1002 under WfWg - weird! */
1003 if (*fname
== '\0') {
1004 mode
= aHIDDEN
| aDIR
;
1005 if (!CAN_WRITE(conn
)) {
1011 status
= unix_convert(ctx
, conn
, fname
, False
, &fname
, NULL
,&sbuf
);
1012 if (!NT_STATUS_IS_OK(status
)) {
1013 reply_nterror(req
, status
);
1014 END_PROFILE(SMBgetatr
);
1017 status
= check_name(conn
, fname
);
1018 if (!NT_STATUS_IS_OK(status
)) {
1019 DEBUG(3,("reply_getatr: check_name of %s failed (%s)\n",fname
,nt_errstr(status
)));
1020 reply_nterror(req
, status
);
1021 END_PROFILE(SMBgetatr
);
1024 if (!VALID_STAT(sbuf
) && (SMB_VFS_STAT(conn
,fname
,&sbuf
) != 0)) {
1025 DEBUG(3,("reply_getatr: stat of %s failed (%s)\n",fname
,strerror(errno
)));
1026 reply_unixerror(req
, ERRDOS
,ERRbadfile
);
1027 END_PROFILE(SMBgetatr
);
1031 mode
= dos_mode(conn
,fname
,&sbuf
);
1032 size
= sbuf
.st_size
;
1033 mtime
= sbuf
.st_mtime
;
1039 reply_outbuf(req
, 10, 0);
1041 SSVAL(req
->outbuf
,smb_vwv0
,mode
);
1042 if(lp_dos_filetime_resolution(SNUM(conn
)) ) {
1043 srv_put_dos_date3((char *)req
->outbuf
,smb_vwv1
,mtime
& ~1);
1045 srv_put_dos_date3((char *)req
->outbuf
,smb_vwv1
,mtime
);
1047 SIVAL(req
->outbuf
,smb_vwv3
,(uint32
)size
);
1049 if (Protocol
>= PROTOCOL_NT1
) {
1050 SSVAL(req
->outbuf
, smb_flg2
,
1051 SVAL(req
->outbuf
, smb_flg2
) | FLAGS2_IS_LONG_NAME
);
1054 DEBUG(3,("reply_getatr: name=%s mode=%d size=%u\n", fname
, mode
, (unsigned int)size
) );
1056 END_PROFILE(SMBgetatr
);
1060 /****************************************************************************
1062 ****************************************************************************/
1064 void reply_setatr(struct smb_request
*req
)
1066 struct smb_file_time ft
;
1067 connection_struct
*conn
= req
->conn
;
1071 SMB_STRUCT_STAT sbuf
;
1074 TALLOC_CTX
*ctx
= talloc_tos();
1076 START_PROFILE(SMBsetatr
);
1081 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1085 p
= (const char *)req
->buf
+ 1;
1086 p
+= srvstr_get_path_req(ctx
, req
, &fname
, p
, STR_TERMINATE
, &status
);
1087 if (!NT_STATUS_IS_OK(status
)) {
1088 reply_nterror(req
, status
);
1089 END_PROFILE(SMBsetatr
);
1093 status
= resolve_dfspath(ctx
, conn
,
1094 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
1097 if (!NT_STATUS_IS_OK(status
)) {
1098 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
1099 reply_botherror(req
, NT_STATUS_PATH_NOT_COVERED
,
1100 ERRSRV
, ERRbadpath
);
1101 END_PROFILE(SMBsetatr
);
1104 reply_nterror(req
, status
);
1105 END_PROFILE(SMBsetatr
);
1109 status
= unix_convert(ctx
, conn
, fname
, False
, &fname
, NULL
, &sbuf
);
1110 if (!NT_STATUS_IS_OK(status
)) {
1111 reply_nterror(req
, status
);
1112 END_PROFILE(SMBsetatr
);
1116 status
= check_name(conn
, fname
);
1117 if (!NT_STATUS_IS_OK(status
)) {
1118 reply_nterror(req
, status
);
1119 END_PROFILE(SMBsetatr
);
1123 if (fname
[0] == '.' && fname
[1] == '\0') {
1125 * Not sure here is the right place to catch this
1126 * condition. Might be moved to somewhere else later -- vl
1128 reply_nterror(req
, NT_STATUS_ACCESS_DENIED
);
1129 END_PROFILE(SMBsetatr
);
1133 mode
= SVAL(req
->vwv
+0, 0);
1134 mtime
= srv_make_unix_date3(req
->vwv
+1);
1136 ft
.mtime
= convert_time_t_to_timespec(mtime
);
1137 status
= smb_set_file_time(conn
, NULL
, fname
,
1139 if (!NT_STATUS_IS_OK(status
)) {
1140 reply_unixerror(req
, ERRDOS
, ERRnoaccess
);
1141 END_PROFILE(SMBsetatr
);
1145 if (mode
!= FILE_ATTRIBUTE_NORMAL
) {
1146 if (VALID_STAT_OF_DIR(sbuf
))
1151 if (file_set_dosmode(conn
,fname
,mode
,&sbuf
,NULL
,false) != 0) {
1152 reply_unixerror(req
, ERRDOS
, ERRnoaccess
);
1153 END_PROFILE(SMBsetatr
);
1158 reply_outbuf(req
, 0, 0);
1160 DEBUG( 3, ( "setatr name=%s mode=%d\n", fname
, mode
) );
1162 END_PROFILE(SMBsetatr
);
1166 /****************************************************************************
1168 ****************************************************************************/
1170 void reply_dskattr(struct smb_request
*req
)
1172 connection_struct
*conn
= req
->conn
;
1173 uint64_t dfree
,dsize
,bsize
;
1174 START_PROFILE(SMBdskattr
);
1176 if (get_dfree_info(conn
,".",True
,&bsize
,&dfree
,&dsize
) == (uint64_t)-1) {
1177 reply_unixerror(req
, ERRHRD
, ERRgeneral
);
1178 END_PROFILE(SMBdskattr
);
1182 reply_outbuf(req
, 5, 0);
1184 if (Protocol
<= PROTOCOL_LANMAN2
) {
1185 double total_space
, free_space
;
1186 /* we need to scale this to a number that DOS6 can handle. We
1187 use floating point so we can handle large drives on systems
1188 that don't have 64 bit integers
1190 we end up displaying a maximum of 2G to DOS systems
1192 total_space
= dsize
* (double)bsize
;
1193 free_space
= dfree
* (double)bsize
;
1195 dsize
= (uint64_t)((total_space
+63*512) / (64*512));
1196 dfree
= (uint64_t)((free_space
+63*512) / (64*512));
1198 if (dsize
> 0xFFFF) dsize
= 0xFFFF;
1199 if (dfree
> 0xFFFF) dfree
= 0xFFFF;
1201 SSVAL(req
->outbuf
,smb_vwv0
,dsize
);
1202 SSVAL(req
->outbuf
,smb_vwv1
,64); /* this must be 64 for dos systems */
1203 SSVAL(req
->outbuf
,smb_vwv2
,512); /* and this must be 512 */
1204 SSVAL(req
->outbuf
,smb_vwv3
,dfree
);
1206 SSVAL(req
->outbuf
,smb_vwv0
,dsize
);
1207 SSVAL(req
->outbuf
,smb_vwv1
,bsize
/512);
1208 SSVAL(req
->outbuf
,smb_vwv2
,512);
1209 SSVAL(req
->outbuf
,smb_vwv3
,dfree
);
1212 DEBUG(3,("dskattr dfree=%d\n", (unsigned int)dfree
));
1214 END_PROFILE(SMBdskattr
);
1218 /****************************************************************************
1220 Can be called from SMBsearch, SMBffirst or SMBfunique.
1221 ****************************************************************************/
1223 void reply_search(struct smb_request
*req
)
1225 connection_struct
*conn
= req
->conn
;
1226 const char *mask
= NULL
;
1227 char *directory
= NULL
;
1233 unsigned int numentries
= 0;
1234 unsigned int maxentries
= 0;
1235 bool finished
= False
;
1241 bool check_descend
= False
;
1242 bool expect_close
= False
;
1244 bool mask_contains_wcard
= False
;
1245 bool allow_long_path_components
= (req
->flags2
& FLAGS2_LONG_PATH_COMPONENTS
) ? True
: False
;
1246 TALLOC_CTX
*ctx
= talloc_tos();
1247 bool ask_sharemode
= lp_parm_bool(SNUM(conn
), "smbd", "search ask sharemode", true);
1249 START_PROFILE(SMBsearch
);
1252 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1253 END_PROFILE(SMBsearch
);
1257 if (lp_posix_pathnames()) {
1258 reply_unknown_new(req
, req
->cmd
);
1259 END_PROFILE(SMBsearch
);
1263 /* If we were called as SMBffirst then we must expect close. */
1264 if(req
->cmd
== SMBffirst
) {
1265 expect_close
= True
;
1268 reply_outbuf(req
, 1, 3);
1269 maxentries
= SVAL(req
->vwv
+0, 0);
1270 dirtype
= SVAL(req
->vwv
+1, 0);
1271 p
= (const char *)req
->buf
+ 1;
1272 p
+= srvstr_get_path_req_wcard(ctx
, req
, &path
, p
, STR_TERMINATE
,
1273 &nt_status
, &mask_contains_wcard
);
1274 if (!NT_STATUS_IS_OK(nt_status
)) {
1275 reply_nterror(req
, nt_status
);
1276 END_PROFILE(SMBsearch
);
1280 nt_status
= resolve_dfspath_wcard(ctx
, conn
,
1281 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
1284 &mask_contains_wcard
);
1285 if (!NT_STATUS_IS_OK(nt_status
)) {
1286 if (NT_STATUS_EQUAL(nt_status
,NT_STATUS_PATH_NOT_COVERED
)) {
1287 reply_botherror(req
, NT_STATUS_PATH_NOT_COVERED
,
1288 ERRSRV
, ERRbadpath
);
1289 END_PROFILE(SMBsearch
);
1292 reply_nterror(req
, nt_status
);
1293 END_PROFILE(SMBsearch
);
1298 status_len
= SVAL(p
, 0);
1301 /* dirtype &= ~aDIR; */
1303 if (status_len
== 0) {
1304 SMB_STRUCT_STAT sbuf
;
1306 nt_status
= unix_convert(ctx
, conn
, path
, True
,
1307 &directory
, NULL
, &sbuf
);
1308 if (!NT_STATUS_IS_OK(nt_status
)) {
1309 reply_nterror(req
, nt_status
);
1310 END_PROFILE(SMBsearch
);
1314 nt_status
= check_name(conn
, directory
);
1315 if (!NT_STATUS_IS_OK(nt_status
)) {
1316 reply_nterror(req
, nt_status
);
1317 END_PROFILE(SMBsearch
);
1321 p
= strrchr_m(directory
,'/');
1322 if ((p
!= NULL
) && (*directory
!= '/')) {
1324 directory
= talloc_strndup(ctx
, directory
,
1325 PTR_DIFF(p
, directory
));
1328 directory
= talloc_strdup(ctx
,".");
1332 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1333 END_PROFILE(SMBsearch
);
1337 memset((char *)status
,'\0',21);
1338 SCVAL(status
,0,(dirtype
& 0x1F));
1340 nt_status
= dptr_create(conn
,
1346 mask_contains_wcard
,
1349 if (!NT_STATUS_IS_OK(nt_status
)) {
1350 reply_nterror(req
, nt_status
);
1351 END_PROFILE(SMBsearch
);
1354 dptr_num
= dptr_dnum(conn
->dirptr
);
1358 memcpy(status
,p
,21);
1359 status_dirtype
= CVAL(status
,0) & 0x1F;
1360 if (status_dirtype
!= (dirtype
& 0x1F)) {
1361 dirtype
= status_dirtype
;
1364 conn
->dirptr
= dptr_fetch(status
+12,&dptr_num
);
1365 if (!conn
->dirptr
) {
1368 string_set(&conn
->dirpath
,dptr_path(dptr_num
));
1369 mask
= dptr_wcard(dptr_num
);
1374 * For a 'continue' search we have no string. So
1375 * check from the initial saved string.
1377 mask_contains_wcard
= ms_has_wild(mask
);
1378 dirtype
= dptr_attr(dptr_num
);
1381 DEBUG(4,("dptr_num is %d\n",dptr_num
));
1383 if ((dirtype
&0x1F) == aVOLID
) {
1384 char buf
[DIR_STRUCT_SIZE
];
1385 memcpy(buf
,status
,21);
1386 if (!make_dir_struct(ctx
,buf
,"???????????",volume_label(SNUM(conn
)),
1387 0,aVOLID
,0,!allow_long_path_components
)) {
1388 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1389 END_PROFILE(SMBsearch
);
1392 dptr_fill(buf
+12,dptr_num
);
1393 if (dptr_zero(buf
+12) && (status_len
==0)) {
1398 if (message_push_blob(&req
->outbuf
,
1399 data_blob_const(buf
, sizeof(buf
)))
1401 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1402 END_PROFILE(SMBsearch
);
1410 ((uint8
*)smb_buf(req
->outbuf
) + 3 - req
->outbuf
))
1413 DEBUG(8,("dirpath=<%s> dontdescend=<%s>\n",
1414 conn
->dirpath
,lp_dontdescend(SNUM(conn
))));
1415 if (in_list(conn
->dirpath
, lp_dontdescend(SNUM(conn
)),True
)) {
1416 check_descend
= True
;
1419 for (i
=numentries
;(i
<maxentries
) && !finished
;i
++) {
1420 finished
= !get_dir_entry(ctx
,
1431 char buf
[DIR_STRUCT_SIZE
];
1432 memcpy(buf
,status
,21);
1433 if (!make_dir_struct(ctx
,
1440 !allow_long_path_components
)) {
1441 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1442 END_PROFILE(SMBsearch
);
1445 if (!dptr_fill(buf
+12,dptr_num
)) {
1448 if (message_push_blob(&req
->outbuf
,
1449 data_blob_const(buf
, sizeof(buf
)))
1451 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
1452 END_PROFILE(SMBsearch
);
1462 /* If we were called as SMBffirst with smb_search_id == NULL
1463 and no entries were found then return error and close dirptr
1466 if (numentries
== 0) {
1467 dptr_close(&dptr_num
);
1468 } else if(expect_close
&& status_len
== 0) {
1469 /* Close the dptr - we know it's gone */
1470 dptr_close(&dptr_num
);
1473 /* If we were called as SMBfunique, then we can close the dirptr now ! */
1474 if(dptr_num
>= 0 && req
->cmd
== SMBfunique
) {
1475 dptr_close(&dptr_num
);
1478 if ((numentries
== 0) && !mask_contains_wcard
) {
1479 reply_botherror(req
, STATUS_NO_MORE_FILES
, ERRDOS
, ERRnofiles
);
1480 END_PROFILE(SMBsearch
);
1484 SSVAL(req
->outbuf
,smb_vwv0
,numentries
);
1485 SSVAL(req
->outbuf
,smb_vwv1
,3 + numentries
* DIR_STRUCT_SIZE
);
1486 SCVAL(smb_buf(req
->outbuf
),0,5);
1487 SSVAL(smb_buf(req
->outbuf
),1,numentries
*DIR_STRUCT_SIZE
);
1489 /* The replies here are never long name. */
1490 SSVAL(req
->outbuf
, smb_flg2
,
1491 SVAL(req
->outbuf
, smb_flg2
) & (~FLAGS2_IS_LONG_NAME
));
1492 if (!allow_long_path_components
) {
1493 SSVAL(req
->outbuf
, smb_flg2
,
1494 SVAL(req
->outbuf
, smb_flg2
)
1495 & (~FLAGS2_LONG_PATH_COMPONENTS
));
1498 /* This SMB *always* returns ASCII names. Remove the unicode bit in flags2. */
1499 SSVAL(req
->outbuf
, smb_flg2
,
1500 (SVAL(req
->outbuf
, smb_flg2
) & (~FLAGS2_UNICODE_STRINGS
)));
1503 directory
= dptr_path(dptr_num
);
1506 DEBUG(4,("%s mask=%s path=%s dtype=%d nument=%u of %u\n",
1507 smb_fn_name(req
->cmd
),
1509 directory
? directory
: "./",
1514 END_PROFILE(SMBsearch
);
1518 /****************************************************************************
1519 Reply to a fclose (stop directory search).
1520 ****************************************************************************/
1522 void reply_fclose(struct smb_request
*req
)
1530 bool path_contains_wcard
= False
;
1531 TALLOC_CTX
*ctx
= talloc_tos();
1533 START_PROFILE(SMBfclose
);
1535 if (lp_posix_pathnames()) {
1536 reply_unknown_new(req
, req
->cmd
);
1537 END_PROFILE(SMBfclose
);
1541 p
= (const char *)req
->buf
+ 1;
1542 p
+= srvstr_get_path_req_wcard(ctx
, req
, &path
, p
, STR_TERMINATE
,
1543 &err
, &path_contains_wcard
);
1544 if (!NT_STATUS_IS_OK(err
)) {
1545 reply_nterror(req
, err
);
1546 END_PROFILE(SMBfclose
);
1550 status_len
= SVAL(p
,0);
1553 if (status_len
== 0) {
1554 reply_doserror(req
, ERRSRV
, ERRsrverror
);
1555 END_PROFILE(SMBfclose
);
1559 memcpy(status
,p
,21);
1561 if(dptr_fetch(status
+12,&dptr_num
)) {
1562 /* Close the dptr - we know it's gone */
1563 dptr_close(&dptr_num
);
1566 reply_outbuf(req
, 1, 0);
1567 SSVAL(req
->outbuf
,smb_vwv0
,0);
1569 DEBUG(3,("search close\n"));
1571 END_PROFILE(SMBfclose
);
1575 /****************************************************************************
1577 ****************************************************************************/
1579 void reply_open(struct smb_request
*req
)
1581 connection_struct
*conn
= req
->conn
;
1587 SMB_STRUCT_STAT sbuf
;
1594 uint32 create_disposition
;
1595 uint32 create_options
= 0;
1597 TALLOC_CTX
*ctx
= talloc_tos();
1599 START_PROFILE(SMBopen
);
1602 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1603 END_PROFILE(SMBopen
);
1607 oplock_request
= CORE_OPLOCK_REQUEST(req
->inbuf
);
1608 deny_mode
= SVAL(req
->vwv
+0, 0);
1609 dos_attr
= SVAL(req
->vwv
+1, 0);
1611 srvstr_get_path_req(ctx
, req
, &fname
, (const char *)req
->buf
+1,
1612 STR_TERMINATE
, &status
);
1613 if (!NT_STATUS_IS_OK(status
)) {
1614 reply_nterror(req
, status
);
1615 END_PROFILE(SMBopen
);
1619 if (!map_open_params_to_ntcreate(
1620 fname
, deny_mode
, OPENX_FILE_EXISTS_OPEN
, &access_mask
,
1621 &share_mode
, &create_disposition
, &create_options
)) {
1622 reply_nterror(req
, NT_STATUS_DOS(ERRDOS
, ERRbadaccess
));
1623 END_PROFILE(SMBopen
);
1627 status
= SMB_VFS_CREATE_FILE(
1630 0, /* root_dir_fid */
1632 CFF_DOS_PATH
, /* create_file_flags */
1633 access_mask
, /* access_mask */
1634 share_mode
, /* share_access */
1635 create_disposition
, /* create_disposition*/
1636 create_options
, /* create_options */
1637 dos_attr
, /* file_attributes */
1638 oplock_request
, /* oplock_request */
1639 0, /* allocation_size */
1646 if (!NT_STATUS_IS_OK(status
)) {
1647 if (open_was_deferred(req
->mid
)) {
1648 /* We have re-scheduled this call. */
1649 END_PROFILE(SMBopen
);
1652 reply_openerror(req
, status
);
1653 END_PROFILE(SMBopen
);
1657 size
= sbuf
.st_size
;
1658 fattr
= dos_mode(conn
,fsp
->fsp_name
,&sbuf
);
1659 mtime
= sbuf
.st_mtime
;
1662 DEBUG(3,("attempt to open a directory %s\n",fsp
->fsp_name
));
1663 close_file(req
, fsp
, ERROR_CLOSE
);
1664 reply_doserror(req
, ERRDOS
,ERRnoaccess
);
1665 END_PROFILE(SMBopen
);
1669 reply_outbuf(req
, 7, 0);
1670 SSVAL(req
->outbuf
,smb_vwv0
,fsp
->fnum
);
1671 SSVAL(req
->outbuf
,smb_vwv1
,fattr
);
1672 if(lp_dos_filetime_resolution(SNUM(conn
)) ) {
1673 srv_put_dos_date3((char *)req
->outbuf
,smb_vwv2
,mtime
& ~1);
1675 srv_put_dos_date3((char *)req
->outbuf
,smb_vwv2
,mtime
);
1677 SIVAL(req
->outbuf
,smb_vwv4
,(uint32
)size
);
1678 SSVAL(req
->outbuf
,smb_vwv6
,deny_mode
);
1680 if (oplock_request
&& lp_fake_oplocks(SNUM(conn
))) {
1681 SCVAL(req
->outbuf
,smb_flg
,
1682 CVAL(req
->outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
1685 if(EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
)) {
1686 SCVAL(req
->outbuf
,smb_flg
,
1687 CVAL(req
->outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
1689 END_PROFILE(SMBopen
);
1693 /****************************************************************************
1694 Reply to an open and X.
1695 ****************************************************************************/
1697 void reply_open_and_X(struct smb_request
*req
)
1699 connection_struct
*conn
= req
->conn
;
1704 /* Breakout the oplock request bits so we can set the
1705 reply bits separately. */
1706 int ex_oplock_request
;
1707 int core_oplock_request
;
1710 int smb_sattr
= SVAL(req
->vwv
+4, 0);
1711 uint32 smb_time
= make_unix_date3(req
->vwv
+6);
1716 SMB_STRUCT_STAT sbuf
;
1720 uint64_t allocation_size
;
1721 ssize_t retval
= -1;
1724 uint32 create_disposition
;
1725 uint32 create_options
= 0;
1726 TALLOC_CTX
*ctx
= talloc_tos();
1728 START_PROFILE(SMBopenX
);
1730 if (req
->wct
< 15) {
1731 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1732 END_PROFILE(SMBopenX
);
1736 open_flags
= SVAL(req
->vwv
+2, 0);
1737 deny_mode
= SVAL(req
->vwv
+3, 0);
1738 smb_attr
= SVAL(req
->vwv
+5, 0);
1739 ex_oplock_request
= EXTENDED_OPLOCK_REQUEST(req
->inbuf
);
1740 core_oplock_request
= CORE_OPLOCK_REQUEST(req
->inbuf
);
1741 oplock_request
= ex_oplock_request
| core_oplock_request
;
1742 smb_ofun
= SVAL(req
->vwv
+8, 0);
1743 allocation_size
= (uint64_t)IVAL(req
->vwv
+9, 0);
1745 /* If it's an IPC, pass off the pipe handler. */
1747 if (lp_nt_pipe_support()) {
1748 reply_open_pipe_and_X(conn
, req
);
1750 reply_doserror(req
, ERRSRV
, ERRaccess
);
1752 END_PROFILE(SMBopenX
);
1756 /* XXXX we need to handle passed times, sattr and flags */
1757 srvstr_get_path_req(ctx
, req
, &fname
, (const char *)req
->buf
,
1758 STR_TERMINATE
, &status
);
1759 if (!NT_STATUS_IS_OK(status
)) {
1760 reply_nterror(req
, status
);
1761 END_PROFILE(SMBopenX
);
1765 if (!map_open_params_to_ntcreate(
1766 fname
, deny_mode
, smb_ofun
, &access_mask
,
1767 &share_mode
, &create_disposition
, &create_options
)) {
1768 reply_nterror(req
, NT_STATUS_DOS(ERRDOS
, ERRbadaccess
));
1769 END_PROFILE(SMBopenX
);
1773 status
= SMB_VFS_CREATE_FILE(
1776 0, /* root_dir_fid */
1778 CFF_DOS_PATH
, /* create_file_flags */
1779 access_mask
, /* access_mask */
1780 share_mode
, /* share_access */
1781 create_disposition
, /* create_disposition*/
1782 create_options
, /* create_options */
1783 smb_attr
, /* file_attributes */
1784 oplock_request
, /* oplock_request */
1785 0, /* allocation_size */
1789 &smb_action
, /* pinfo */
1792 if (!NT_STATUS_IS_OK(status
)) {
1793 END_PROFILE(SMBopenX
);
1794 if (open_was_deferred(req
->mid
)) {
1795 /* We have re-scheduled this call. */
1798 reply_openerror(req
, status
);
1802 /* Setting the "size" field in vwv9 and vwv10 causes the file to be set to this size,
1803 if the file is truncated or created. */
1804 if (((smb_action
== FILE_WAS_CREATED
) || (smb_action
== FILE_WAS_OVERWRITTEN
)) && allocation_size
) {
1805 fsp
->initial_allocation_size
= smb_roundup(fsp
->conn
, allocation_size
);
1806 if (vfs_allocate_file_space(fsp
, fsp
->initial_allocation_size
) == -1) {
1807 close_file(req
, fsp
, ERROR_CLOSE
);
1808 reply_nterror(req
, NT_STATUS_DISK_FULL
);
1809 END_PROFILE(SMBopenX
);
1812 retval
= vfs_set_filelen(fsp
, (SMB_OFF_T
)allocation_size
);
1814 close_file(req
, fsp
, ERROR_CLOSE
);
1815 reply_nterror(req
, NT_STATUS_DISK_FULL
);
1816 END_PROFILE(SMBopenX
);
1819 sbuf
.st_size
= SMB_VFS_GET_ALLOC_SIZE(conn
,fsp
,&sbuf
);
1822 fattr
= dos_mode(conn
,fsp
->fsp_name
,&sbuf
);
1823 mtime
= sbuf
.st_mtime
;
1825 close_file(req
, fsp
, ERROR_CLOSE
);
1826 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
1827 END_PROFILE(SMBopenX
);
1831 /* If the caller set the extended oplock request bit
1832 and we granted one (by whatever means) - set the
1833 correct bit for extended oplock reply.
1836 if (ex_oplock_request
&& lp_fake_oplocks(SNUM(conn
))) {
1837 smb_action
|= EXTENDED_OPLOCK_GRANTED
;
1840 if(ex_oplock_request
&& EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
)) {
1841 smb_action
|= EXTENDED_OPLOCK_GRANTED
;
1844 /* If the caller set the core oplock request bit
1845 and we granted one (by whatever means) - set the
1846 correct bit for core oplock reply.
1849 if (open_flags
& EXTENDED_RESPONSE_REQUIRED
) {
1850 reply_outbuf(req
, 19, 0);
1852 reply_outbuf(req
, 15, 0);
1855 if (core_oplock_request
&& lp_fake_oplocks(SNUM(conn
))) {
1856 SCVAL(req
->outbuf
, smb_flg
,
1857 CVAL(req
->outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
1860 if(core_oplock_request
&& EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
)) {
1861 SCVAL(req
->outbuf
, smb_flg
,
1862 CVAL(req
->outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
1865 SSVAL(req
->outbuf
,smb_vwv2
,fsp
->fnum
);
1866 SSVAL(req
->outbuf
,smb_vwv3
,fattr
);
1867 if(lp_dos_filetime_resolution(SNUM(conn
)) ) {
1868 srv_put_dos_date3((char *)req
->outbuf
,smb_vwv4
,mtime
& ~1);
1870 srv_put_dos_date3((char *)req
->outbuf
,smb_vwv4
,mtime
);
1872 SIVAL(req
->outbuf
,smb_vwv6
,(uint32
)sbuf
.st_size
);
1873 SSVAL(req
->outbuf
,smb_vwv8
,GET_OPENX_MODE(deny_mode
));
1874 SSVAL(req
->outbuf
,smb_vwv11
,smb_action
);
1876 if (open_flags
& EXTENDED_RESPONSE_REQUIRED
) {
1877 SIVAL(req
->outbuf
, smb_vwv15
, STD_RIGHT_ALL_ACCESS
);
1880 END_PROFILE(SMBopenX
);
1885 /****************************************************************************
1886 Reply to a SMBulogoffX.
1887 ****************************************************************************/
1889 void reply_ulogoffX(struct smb_request
*req
)
1893 START_PROFILE(SMBulogoffX
);
1895 vuser
= get_valid_user_struct(req
->vuid
);
1898 DEBUG(3,("ulogoff, vuser id %d does not map to user.\n",
1902 /* in user level security we are supposed to close any files
1903 open by this user */
1904 if ((vuser
!= NULL
) && (lp_security() != SEC_SHARE
)) {
1905 file_close_user(req
->vuid
);
1908 invalidate_vuid(req
->vuid
);
1910 reply_outbuf(req
, 2, 0);
1912 DEBUG( 3, ( "ulogoffX vuid=%d\n", req
->vuid
) );
1914 END_PROFILE(SMBulogoffX
);
1918 /****************************************************************************
1919 Reply to a mknew or a create.
1920 ****************************************************************************/
1922 void reply_mknew(struct smb_request
*req
)
1924 connection_struct
*conn
= req
->conn
;
1927 struct smb_file_time ft
;
1929 int oplock_request
= 0;
1930 SMB_STRUCT_STAT sbuf
;
1932 uint32 access_mask
= FILE_GENERIC_READ
| FILE_GENERIC_WRITE
;
1933 uint32 share_mode
= FILE_SHARE_READ
|FILE_SHARE_WRITE
;
1934 uint32 create_disposition
;
1935 uint32 create_options
= 0;
1936 TALLOC_CTX
*ctx
= talloc_tos();
1938 START_PROFILE(SMBcreate
);
1942 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
1943 END_PROFILE(SMBcreate
);
1947 fattr
= SVAL(req
->vwv
+0, 0);
1948 oplock_request
= CORE_OPLOCK_REQUEST(req
->inbuf
);
1951 ft
.mtime
= convert_time_t_to_timespec(srv_make_unix_date3(req
->vwv
+1));
1953 srvstr_get_path_req(ctx
, req
, &fname
, (const char *)req
->buf
+ 1,
1954 STR_TERMINATE
, &status
);
1955 if (!NT_STATUS_IS_OK(status
)) {
1956 reply_nterror(req
, status
);
1957 END_PROFILE(SMBcreate
);
1961 if (fattr
& aVOLID
) {
1962 DEBUG(0,("Attempt to create file (%s) with volid set - "
1963 "please report this\n", fname
));
1966 if(req
->cmd
== SMBmknew
) {
1967 /* We should fail if file exists. */
1968 create_disposition
= FILE_CREATE
;
1970 /* Create if file doesn't exist, truncate if it does. */
1971 create_disposition
= FILE_OVERWRITE_IF
;
1974 status
= SMB_VFS_CREATE_FILE(
1977 0, /* root_dir_fid */
1979 CFF_DOS_PATH
, /* create_file_flags */
1980 access_mask
, /* access_mask */
1981 share_mode
, /* share_access */
1982 create_disposition
, /* create_disposition*/
1983 create_options
, /* create_options */
1984 fattr
, /* file_attributes */
1985 oplock_request
, /* oplock_request */
1986 0, /* allocation_size */
1993 if (!NT_STATUS_IS_OK(status
)) {
1994 END_PROFILE(SMBcreate
);
1995 if (open_was_deferred(req
->mid
)) {
1996 /* We have re-scheduled this call. */
1999 reply_openerror(req
, status
);
2003 ft
.atime
= get_atimespec(&sbuf
); /* atime. */
2004 status
= smb_set_file_time(conn
, fsp
, fsp
->fsp_name
, &sbuf
, &ft
, true);
2005 if (!NT_STATUS_IS_OK(status
)) {
2006 END_PROFILE(SMBcreate
);
2007 reply_openerror(req
, status
);
2011 reply_outbuf(req
, 1, 0);
2012 SSVAL(req
->outbuf
,smb_vwv0
,fsp
->fnum
);
2014 if (oplock_request
&& lp_fake_oplocks(SNUM(conn
))) {
2015 SCVAL(req
->outbuf
,smb_flg
,
2016 CVAL(req
->outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
2019 if(EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
)) {
2020 SCVAL(req
->outbuf
,smb_flg
,
2021 CVAL(req
->outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
2024 DEBUG( 2, ( "reply_mknew: file %s\n", fsp
->fsp_name
) );
2025 DEBUG( 3, ( "reply_mknew %s fd=%d dmode=0x%x\n",
2026 fsp
->fsp_name
, fsp
->fh
->fd
, (unsigned int)fattr
) );
2028 END_PROFILE(SMBcreate
);
2032 /****************************************************************************
2033 Reply to a create temporary file.
2034 ****************************************************************************/
2036 void reply_ctemp(struct smb_request
*req
)
2038 connection_struct
*conn
= req
->conn
;
2044 SMB_STRUCT_STAT sbuf
;
2047 TALLOC_CTX
*ctx
= talloc_tos();
2049 START_PROFILE(SMBctemp
);
2052 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2053 END_PROFILE(SMBctemp
);
2057 fattr
= SVAL(req
->vwv
+0, 0);
2058 oplock_request
= CORE_OPLOCK_REQUEST(req
->inbuf
);
2060 srvstr_get_path_req(ctx
, req
, &fname
, (const char *)req
->buf
+1,
2061 STR_TERMINATE
, &status
);
2062 if (!NT_STATUS_IS_OK(status
)) {
2063 reply_nterror(req
, status
);
2064 END_PROFILE(SMBctemp
);
2068 fname
= talloc_asprintf(ctx
,
2072 fname
= talloc_strdup(ctx
, "TMXXXXXX");
2076 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2077 END_PROFILE(SMBctemp
);
2081 status
= resolve_dfspath(ctx
, conn
,
2082 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
2085 if (!NT_STATUS_IS_OK(status
)) {
2086 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
2087 reply_botherror(req
, NT_STATUS_PATH_NOT_COVERED
,
2088 ERRSRV
, ERRbadpath
);
2089 END_PROFILE(SMBctemp
);
2092 reply_nterror(req
, status
);
2093 END_PROFILE(SMBctemp
);
2097 status
= unix_convert(ctx
, conn
, fname
, False
, &fname
, NULL
, &sbuf
);
2098 if (!NT_STATUS_IS_OK(status
)) {
2099 reply_nterror(req
, status
);
2100 END_PROFILE(SMBctemp
);
2104 status
= check_name(conn
, fname
);
2105 if (!NT_STATUS_IS_OK(status
)) {
2106 reply_nterror(req
, status
);
2107 END_PROFILE(SMBctemp
);
2111 tmpfd
= smb_mkstemp(fname
);
2113 reply_unixerror(req
, ERRDOS
, ERRnoaccess
);
2114 END_PROFILE(SMBctemp
);
2118 SMB_VFS_STAT(conn
,fname
,&sbuf
);
2120 /* We should fail if file does not exist. */
2121 status
= SMB_VFS_CREATE_FILE(
2124 0, /* root_dir_fid */
2126 0, /* create_file_flags */
2127 FILE_GENERIC_READ
| FILE_GENERIC_WRITE
, /* access_mask */
2128 FILE_SHARE_READ
| FILE_SHARE_WRITE
, /* share_access */
2129 FILE_OPEN
, /* create_disposition*/
2130 0, /* create_options */
2131 fattr
, /* file_attributes */
2132 oplock_request
, /* oplock_request */
2133 0, /* allocation_size */
2140 /* close fd from smb_mkstemp() */
2143 if (!NT_STATUS_IS_OK(status
)) {
2144 if (open_was_deferred(req
->mid
)) {
2145 /* We have re-scheduled this call. */
2146 END_PROFILE(SMBctemp
);
2149 reply_openerror(req
, status
);
2150 END_PROFILE(SMBctemp
);
2154 reply_outbuf(req
, 1, 0);
2155 SSVAL(req
->outbuf
,smb_vwv0
,fsp
->fnum
);
2157 /* the returned filename is relative to the directory */
2158 s
= strrchr_m(fsp
->fsp_name
, '/');
2166 /* Tested vs W2K3 - this doesn't seem to be here - null terminated filename is the only
2167 thing in the byte section. JRA */
2168 SSVALS(p
, 0, -1); /* what is this? not in spec */
2170 if (message_push_string(&req
->outbuf
, s
, STR_ASCII
|STR_TERMINATE
)
2172 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
2173 END_PROFILE(SMBctemp
);
2177 if (oplock_request
&& lp_fake_oplocks(SNUM(conn
))) {
2178 SCVAL(req
->outbuf
, smb_flg
,
2179 CVAL(req
->outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
2182 if (EXCLUSIVE_OPLOCK_TYPE(fsp
->oplock_type
)) {
2183 SCVAL(req
->outbuf
, smb_flg
,
2184 CVAL(req
->outbuf
,smb_flg
)|CORE_OPLOCK_GRANTED
);
2187 DEBUG( 2, ( "reply_ctemp: created temp file %s\n", fsp
->fsp_name
) );
2188 DEBUG( 3, ( "reply_ctemp %s fd=%d umode=0%o\n", fsp
->fsp_name
,
2189 fsp
->fh
->fd
, (unsigned int)sbuf
.st_mode
) );
2191 END_PROFILE(SMBctemp
);
2195 /*******************************************************************
2196 Check if a user is allowed to rename a file.
2197 ********************************************************************/
2199 static NTSTATUS
can_rename(connection_struct
*conn
, files_struct
*fsp
,
2200 uint16 dirtype
, SMB_STRUCT_STAT
*pst
)
2204 if (!CAN_WRITE(conn
)) {
2205 return NT_STATUS_MEDIA_WRITE_PROTECTED
;
2208 fmode
= dos_mode(conn
, fsp
->fsp_name
, pst
);
2209 if ((fmode
& ~dirtype
) & (aHIDDEN
| aSYSTEM
)) {
2210 return NT_STATUS_NO_SUCH_FILE
;
2213 if (S_ISDIR(pst
->st_mode
)) {
2214 return NT_STATUS_OK
;
2217 if (fsp
->access_mask
& (DELETE_ACCESS
|FILE_WRITE_ATTRIBUTES
)) {
2218 return NT_STATUS_OK
;
2221 return NT_STATUS_ACCESS_DENIED
;
2224 /*******************************************************************
2225 * unlink a file with all relevant access checks
2226 *******************************************************************/
2228 static NTSTATUS
do_unlink(connection_struct
*conn
,
2229 struct smb_request
*req
,
2233 SMB_STRUCT_STAT sbuf
;
2236 uint32 dirtype_orig
= dirtype
;
2239 DEBUG(10,("do_unlink: %s, dirtype = %d\n", fname
, dirtype
));
2241 if (!CAN_WRITE(conn
)) {
2242 return NT_STATUS_MEDIA_WRITE_PROTECTED
;
2245 if (SMB_VFS_LSTAT(conn
,fname
,&sbuf
) != 0) {
2246 return map_nt_error_from_unix(errno
);
2249 fattr
= dos_mode(conn
,fname
,&sbuf
);
2251 if (dirtype
& FILE_ATTRIBUTE_NORMAL
) {
2252 dirtype
= aDIR
|aARCH
|aRONLY
;
2255 dirtype
&= (aDIR
|aARCH
|aRONLY
|aHIDDEN
|aSYSTEM
);
2257 return NT_STATUS_NO_SUCH_FILE
;
2260 if (!dir_check_ftype(conn
, fattr
, dirtype
)) {
2262 return NT_STATUS_FILE_IS_A_DIRECTORY
;
2264 return NT_STATUS_NO_SUCH_FILE
;
2267 if (dirtype_orig
& 0x8000) {
2268 /* These will never be set for POSIX. */
2269 return NT_STATUS_NO_SUCH_FILE
;
2273 if ((fattr
& dirtype
) & FILE_ATTRIBUTE_DIRECTORY
) {
2274 return NT_STATUS_FILE_IS_A_DIRECTORY
;
2277 if ((fattr
& ~dirtype
) & (FILE_ATTRIBUTE_HIDDEN
|FILE_ATTRIBUTE_SYSTEM
)) {
2278 return NT_STATUS_NO_SUCH_FILE
;
2281 if (dirtype
& 0xFF00) {
2282 /* These will never be set for POSIX. */
2283 return NT_STATUS_NO_SUCH_FILE
;
2288 return NT_STATUS_NO_SUCH_FILE
;
2291 /* Can't delete a directory. */
2293 return NT_STATUS_FILE_IS_A_DIRECTORY
;
2298 else if (dirtype
& aDIR
) /* Asked for a directory and it isn't. */
2299 return NT_STATUS_OBJECT_NAME_INVALID
;
2300 #endif /* JRATEST */
2302 /* Fix for bug #3035 from SATOH Fumiyasu <fumiyas@miraclelinux.com>
2304 On a Windows share, a file with read-only dosmode can be opened with
2305 DELETE_ACCESS. But on a Samba share (delete readonly = no), it
2306 fails with NT_STATUS_CANNOT_DELETE error.
2308 This semantic causes a problem that a user can not
2309 rename a file with read-only dosmode on a Samba share
2310 from a Windows command prompt (i.e. cmd.exe, but can rename
2311 from Windows Explorer).
2314 if (!lp_delete_readonly(SNUM(conn
))) {
2315 if (fattr
& aRONLY
) {
2316 return NT_STATUS_CANNOT_DELETE
;
2320 /* On open checks the open itself will check the share mode, so
2321 don't do it here as we'll get it wrong. */
2323 status
= SMB_VFS_CREATE_FILE
2326 0, /* root_dir_fid */
2328 0, /* create_file_flags */
2329 DELETE_ACCESS
, /* access_mask */
2330 FILE_SHARE_NONE
, /* share_access */
2331 FILE_OPEN
, /* create_disposition*/
2332 FILE_NON_DIRECTORY_FILE
, /* create_options */
2333 FILE_ATTRIBUTE_NORMAL
, /* file_attributes */
2334 0, /* oplock_request */
2335 0, /* allocation_size */
2342 if (!NT_STATUS_IS_OK(status
)) {
2343 DEBUG(10, ("SMB_VFS_CREATEFILE failed: %s\n",
2344 nt_errstr(status
)));
2348 /* The set is across all open files on this dev/inode pair. */
2349 if (!set_delete_on_close(fsp
, True
, &conn
->server_info
->utok
)) {
2350 close_file(req
, fsp
, NORMAL_CLOSE
);
2351 return NT_STATUS_ACCESS_DENIED
;
2354 return close_file(req
, fsp
, NORMAL_CLOSE
);
2357 /****************************************************************************
2358 The guts of the unlink command, split out so it may be called by the NT SMB
2360 ****************************************************************************/
2362 NTSTATUS
unlink_internals(connection_struct
*conn
, struct smb_request
*req
,
2363 uint32 dirtype
, const char *name_in
, bool has_wild
)
2365 const char *directory
= NULL
;
2370 NTSTATUS status
= NT_STATUS_OK
;
2371 SMB_STRUCT_STAT sbuf
, st
;
2372 TALLOC_CTX
*ctx
= talloc_tos();
2374 status
= unix_convert(ctx
, conn
, name_in
, has_wild
, &name
, NULL
, &sbuf
);
2375 if (!NT_STATUS_IS_OK(status
)) {
2379 p
= strrchr_m(name
,'/');
2381 directory
= talloc_strdup(ctx
, ".");
2383 return NT_STATUS_NO_MEMORY
;
2393 * We should only check the mangled cache
2394 * here if unix_convert failed. This means
2395 * that the path in 'mask' doesn't exist
2396 * on the file system and so we need to look
2397 * for a possible mangle. This patch from
2398 * Tine Smukavec <valentin.smukavec@hermes.si>.
2401 if (!VALID_STAT(sbuf
) && mangle_is_mangled(mask
,conn
->params
)) {
2402 char *new_mask
= NULL
;
2403 mangle_lookup_name_from_8_3(ctx
,
2413 directory
= talloc_asprintf(ctx
,
2418 return NT_STATUS_NO_MEMORY
;
2421 dirtype
= FILE_ATTRIBUTE_NORMAL
;
2424 status
= check_name(conn
, directory
);
2425 if (!NT_STATUS_IS_OK(status
)) {
2429 status
= do_unlink(conn
, req
, directory
, dirtype
);
2430 if (!NT_STATUS_IS_OK(status
)) {
2436 struct smb_Dir
*dir_hnd
= NULL
;
2440 if ((dirtype
& SAMBA_ATTRIBUTES_MASK
) == aDIR
) {
2441 return NT_STATUS_OBJECT_NAME_INVALID
;
2444 if (strequal(mask
,"????????.???")) {
2449 status
= check_name(conn
, directory
);
2450 if (!NT_STATUS_IS_OK(status
)) {
2454 dir_hnd
= OpenDir(talloc_tos(), conn
, directory
, mask
,
2456 if (dir_hnd
== NULL
) {
2457 return map_nt_error_from_unix(errno
);
2460 /* XXXX the CIFS spec says that if bit0 of the flags2 field is set then
2461 the pattern matches against the long name, otherwise the short name
2462 We don't implement this yet XXXX
2465 status
= NT_STATUS_NO_SUCH_FILE
;
2467 while ((dname
= ReadDirName(dir_hnd
, &offset
, &st
))) {
2470 if (!is_visible_file(conn
, directory
, dname
, &st
,
2476 /* Quick check for "." and ".." */
2477 if (ISDOT(dname
) || ISDOTDOT(dname
)) {
2481 if(!mask_match(dname
, mask
, conn
->case_sensitive
)) {
2485 fname
= talloc_asprintf(ctx
, "%s/%s",
2489 return NT_STATUS_NO_MEMORY
;
2492 status
= check_name(conn
, fname
);
2493 if (!NT_STATUS_IS_OK(status
)) {
2494 TALLOC_FREE(dir_hnd
);
2498 status
= do_unlink(conn
, req
, fname
, dirtype
);
2499 if (!NT_STATUS_IS_OK(status
)) {
2505 DEBUG(3,("unlink_internals: successful unlink [%s]\n",
2510 TALLOC_FREE(dir_hnd
);
2513 if (count
== 0 && NT_STATUS_IS_OK(status
) && errno
!= 0) {
2514 status
= map_nt_error_from_unix(errno
);
2520 /****************************************************************************
2522 ****************************************************************************/
2524 void reply_unlink(struct smb_request
*req
)
2526 connection_struct
*conn
= req
->conn
;
2530 bool path_contains_wcard
= False
;
2531 TALLOC_CTX
*ctx
= talloc_tos();
2533 START_PROFILE(SMBunlink
);
2536 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2537 END_PROFILE(SMBunlink
);
2541 dirtype
= SVAL(req
->vwv
+0, 0);
2543 srvstr_get_path_req_wcard(ctx
, req
, &name
, (const char *)req
->buf
+ 1,
2544 STR_TERMINATE
, &status
,
2545 &path_contains_wcard
);
2546 if (!NT_STATUS_IS_OK(status
)) {
2547 reply_nterror(req
, status
);
2548 END_PROFILE(SMBunlink
);
2552 status
= resolve_dfspath_wcard(ctx
, conn
,
2553 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
2556 &path_contains_wcard
);
2557 if (!NT_STATUS_IS_OK(status
)) {
2558 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
2559 reply_botherror(req
, NT_STATUS_PATH_NOT_COVERED
,
2560 ERRSRV
, ERRbadpath
);
2561 END_PROFILE(SMBunlink
);
2564 reply_nterror(req
, status
);
2565 END_PROFILE(SMBunlink
);
2569 DEBUG(3,("reply_unlink : %s\n",name
));
2571 status
= unlink_internals(conn
, req
, dirtype
, name
,
2572 path_contains_wcard
);
2573 if (!NT_STATUS_IS_OK(status
)) {
2574 if (open_was_deferred(req
->mid
)) {
2575 /* We have re-scheduled this call. */
2576 END_PROFILE(SMBunlink
);
2579 reply_nterror(req
, status
);
2580 END_PROFILE(SMBunlink
);
2584 reply_outbuf(req
, 0, 0);
2585 END_PROFILE(SMBunlink
);
2590 /****************************************************************************
2592 ****************************************************************************/
2594 static void fail_readraw(void)
2596 const char *errstr
= talloc_asprintf(talloc_tos(),
2597 "FAIL ! reply_readbraw: socket write fail (%s)",
2602 exit_server_cleanly(errstr
);
2605 /****************************************************************************
2606 Fake (read/write) sendfile. Returns -1 on read or write fail.
2607 ****************************************************************************/
2609 static ssize_t
fake_sendfile(files_struct
*fsp
, SMB_OFF_T startpos
,
2613 size_t tosend
= nread
;
2620 bufsize
= MIN(nread
, 65536);
2622 if (!(buf
= SMB_MALLOC_ARRAY(char, bufsize
))) {
2626 while (tosend
> 0) {
2630 if (tosend
> bufsize
) {
2635 ret
= read_file(fsp
,buf
,startpos
,cur_read
);
2641 /* If we had a short read, fill with zeros. */
2642 if (ret
< cur_read
) {
2643 memset(buf
, '\0', cur_read
- ret
);
2646 if (write_data(smbd_server_fd(),buf
,cur_read
) != cur_read
) {
2651 startpos
+= cur_read
;
2655 return (ssize_t
)nread
;
2658 /****************************************************************************
2659 Deal with the case of sendfile reading less bytes from the file than
2660 requested. Fill with zeros (all we can do).
2661 ****************************************************************************/
2663 static void sendfile_short_send(files_struct
*fsp
,
2668 if (nread
< headersize
) {
2669 DEBUG(0,("sendfile_short_send: sendfile failed to send "
2670 "header for file %s (%s). Terminating\n",
2671 fsp
->fsp_name
, strerror(errno
) ));
2672 exit_server_cleanly("sendfile_short_send failed");
2675 nread
-= headersize
;
2677 if (nread
< smb_maxcnt
) {
2678 char *buf
= SMB_CALLOC_ARRAY(char, 1024);
2680 exit_server_cleanly("sendfile_short_send: "
2684 DEBUG(0,("sendfile_short_send: filling truncated file %s "
2685 "with zeros !\n", fsp
->fsp_name
));
2687 while (nread
< smb_maxcnt
) {
2689 * We asked for the real file size and told sendfile
2690 * to not go beyond the end of the file. But it can
2691 * happen that in between our fstat call and the
2692 * sendfile call the file was truncated. This is very
2693 * bad because we have already announced the larger
2694 * number of bytes to the client.
2696 * The best we can do now is to send 0-bytes, just as
2697 * a read from a hole in a sparse file would do.
2699 * This should happen rarely enough that I don't care
2700 * about efficiency here :-)
2704 to_write
= MIN(sizeof(buf
), smb_maxcnt
- nread
);
2705 if (write_data(smbd_server_fd(), buf
, to_write
) != to_write
) {
2706 exit_server_cleanly("sendfile_short_send: "
2707 "write_data failed");
2715 /****************************************************************************
2716 Return a readbraw error (4 bytes of zero).
2717 ****************************************************************************/
2719 static void reply_readbraw_error(void)
2723 if (write_data(smbd_server_fd(),header
,4) != 4) {
2728 /****************************************************************************
2729 Use sendfile in readbraw.
2730 ****************************************************************************/
2732 static void send_file_readbraw(connection_struct
*conn
,
2733 struct smb_request
*req
,
2739 char *outbuf
= NULL
;
2742 #if defined(WITH_SENDFILE)
2744 * We can only use sendfile on a non-chained packet
2745 * but we can use on a non-oplocked file. tridge proved this
2746 * on a train in Germany :-). JRA.
2747 * reply_readbraw has already checked the length.
2750 if ( !req_is_in_chain(req
) && (nread
> 0) && (fsp
->base_fsp
== NULL
) &&
2751 (fsp
->wcp
== NULL
) && lp_use_sendfile(SNUM(conn
)) ) {
2752 ssize_t sendfile_read
= -1;
2754 DATA_BLOB header_blob
;
2756 _smb_setlen(header
,nread
);
2757 header_blob
= data_blob_const(header
, 4);
2759 if ((sendfile_read
= SMB_VFS_SENDFILE(smbd_server_fd(), fsp
,
2760 &header_blob
, startpos
, nread
)) == -1) {
2761 /* Returning ENOSYS means no data at all was sent.
2762 * Do this as a normal read. */
2763 if (errno
== ENOSYS
) {
2764 goto normal_readbraw
;
2768 * Special hack for broken Linux with no working sendfile. If we
2769 * return EINTR we sent the header but not the rest of the data.
2770 * Fake this up by doing read/write calls.
2772 if (errno
== EINTR
) {
2773 /* Ensure we don't do this again. */
2774 set_use_sendfile(SNUM(conn
), False
);
2775 DEBUG(0,("send_file_readbraw: sendfile not available. Faking..\n"));
2777 if (fake_sendfile(fsp
, startpos
, nread
) == -1) {
2778 DEBUG(0,("send_file_readbraw: fake_sendfile failed for file %s (%s).\n",
2779 fsp
->fsp_name
, strerror(errno
) ));
2780 exit_server_cleanly("send_file_readbraw fake_sendfile failed");
2785 DEBUG(0,("send_file_readbraw: sendfile failed for file %s (%s). Terminating\n",
2786 fsp
->fsp_name
, strerror(errno
) ));
2787 exit_server_cleanly("send_file_readbraw sendfile failed");
2790 /* Deal with possible short send. */
2791 if (sendfile_read
!= 4+nread
) {
2792 sendfile_short_send(fsp
, sendfile_read
, 4, nread
);
2800 outbuf
= TALLOC_ARRAY(NULL
, char, nread
+4);
2802 DEBUG(0,("send_file_readbraw: TALLOC_ARRAY failed for size %u.\n",
2803 (unsigned)(nread
+4)));
2804 reply_readbraw_error();
2809 ret
= read_file(fsp
,outbuf
+4,startpos
,nread
);
2810 #if 0 /* mincount appears to be ignored in a W2K server. JRA. */
2819 _smb_setlen(outbuf
,ret
);
2820 if (write_data(smbd_server_fd(),outbuf
,4+ret
) != 4+ret
)
2823 TALLOC_FREE(outbuf
);
2826 /****************************************************************************
2827 Reply to a readbraw (core+ protocol).
2828 ****************************************************************************/
2830 void reply_readbraw(struct smb_request
*req
)
2832 connection_struct
*conn
= req
->conn
;
2833 ssize_t maxcount
,mincount
;
2840 START_PROFILE(SMBreadbraw
);
2842 if (srv_is_signing_active() || is_encrypted_packet(req
->inbuf
)) {
2843 exit_server_cleanly("reply_readbraw: SMB signing/sealing is active - "
2844 "raw reads/writes are disallowed.");
2848 reply_readbraw_error();
2849 END_PROFILE(SMBreadbraw
);
2854 * Special check if an oplock break has been issued
2855 * and the readraw request croses on the wire, we must
2856 * return a zero length response here.
2859 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
2862 * We have to do a check_fsp by hand here, as
2863 * we must always return 4 zero bytes on error,
2867 if (!fsp
|| !conn
|| conn
!= fsp
->conn
||
2868 req
->vuid
!= fsp
->vuid
||
2869 fsp
->is_directory
|| fsp
->fh
->fd
== -1) {
2871 * fsp could be NULL here so use the value from the packet. JRA.
2873 DEBUG(3,("reply_readbraw: fnum %d not valid "
2875 (int)SVAL(req
->vwv
+0, 0)));
2876 reply_readbraw_error();
2877 END_PROFILE(SMBreadbraw
);
2881 /* Do a "by hand" version of CHECK_READ. */
2882 if (!(fsp
->can_read
||
2883 ((req
->flags2
& FLAGS2_READ_PERMIT_EXECUTE
) &&
2884 (fsp
->access_mask
& FILE_EXECUTE
)))) {
2885 DEBUG(3,("reply_readbraw: fnum %d not readable.\n",
2886 (int)SVAL(req
->vwv
+0, 0)));
2887 reply_readbraw_error();
2888 END_PROFILE(SMBreadbraw
);
2892 flush_write_cache(fsp
, READRAW_FLUSH
);
2894 startpos
= IVAL_TO_SMB_OFF_T(req
->vwv
+1, 0);
2895 if(req
->wct
== 10) {
2897 * This is a large offset (64 bit) read.
2899 #ifdef LARGE_SMB_OFF_T
2901 startpos
|= (((SMB_OFF_T
)IVAL(req
->vwv
+8, 0)) << 32);
2903 #else /* !LARGE_SMB_OFF_T */
2906 * Ensure we haven't been sent a >32 bit offset.
2909 if(IVAL(req
->vwv
+8, 0) != 0) {
2910 DEBUG(0,("reply_readbraw: large offset "
2911 "(%x << 32) used and we don't support "
2912 "64 bit offsets.\n",
2913 (unsigned int)IVAL(req
->vwv
+8, 0) ));
2914 reply_readbraw_error();
2915 END_PROFILE(SMBreadbraw
);
2919 #endif /* LARGE_SMB_OFF_T */
2922 DEBUG(0,("reply_readbraw: negative 64 bit "
2923 "readraw offset (%.0f) !\n",
2924 (double)startpos
));
2925 reply_readbraw_error();
2926 END_PROFILE(SMBreadbraw
);
2931 maxcount
= (SVAL(req
->vwv
+3, 0) & 0xFFFF);
2932 mincount
= (SVAL(req
->vwv
+4, 0) & 0xFFFF);
2934 /* ensure we don't overrun the packet size */
2935 maxcount
= MIN(65535,maxcount
);
2937 if (is_locked(fsp
,(uint32
)req
->smbpid
,
2941 reply_readbraw_error();
2942 END_PROFILE(SMBreadbraw
);
2946 if (SMB_VFS_FSTAT(fsp
, &st
) == 0) {
2950 if (startpos
>= size
) {
2953 nread
= MIN(maxcount
,(size
- startpos
));
2956 #if 0 /* mincount appears to be ignored in a W2K server. JRA. */
2957 if (nread
< mincount
)
2961 DEBUG( 3, ( "reply_readbraw: fnum=%d start=%.0f max=%lu "
2962 "min=%lu nread=%lu\n",
2963 fsp
->fnum
, (double)startpos
,
2964 (unsigned long)maxcount
,
2965 (unsigned long)mincount
,
2966 (unsigned long)nread
) );
2968 send_file_readbraw(conn
, req
, fsp
, startpos
, nread
, mincount
);
2970 DEBUG(5,("reply_readbraw finished\n"));
2971 END_PROFILE(SMBreadbraw
);
2975 #define DBGC_CLASS DBGC_LOCKING
2977 /****************************************************************************
2978 Reply to a lockread (core+ protocol).
2979 ****************************************************************************/
2981 void reply_lockread(struct smb_request
*req
)
2983 connection_struct
*conn
= req
->conn
;
2990 struct byte_range_lock
*br_lck
= NULL
;
2993 START_PROFILE(SMBlockread
);
2996 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
2997 END_PROFILE(SMBlockread
);
3001 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
3003 if (!check_fsp(conn
, req
, fsp
)) {
3004 END_PROFILE(SMBlockread
);
3008 if (!CHECK_READ(fsp
,req
)) {
3009 reply_doserror(req
, ERRDOS
, ERRbadaccess
);
3010 END_PROFILE(SMBlockread
);
3014 numtoread
= SVAL(req
->vwv
+1, 0);
3015 startpos
= IVAL_TO_SMB_OFF_T(req
->vwv
+2, 0);
3017 numtoread
= MIN(BUFFER_SIZE
- (smb_size
+ 3*2 + 3), numtoread
);
3019 reply_outbuf(req
, 5, numtoread
+ 3);
3021 data
= smb_buf(req
->outbuf
) + 3;
3024 * NB. Discovered by Menny Hamburger at Mainsoft. This is a core+
3025 * protocol request that predates the read/write lock concept.
3026 * Thus instead of asking for a read lock here we need to ask
3027 * for a write lock. JRA.
3028 * Note that the requested lock size is unaffected by max_recv.
3031 br_lck
= do_lock(smbd_messaging_context(),
3034 (uint64_t)numtoread
,
3038 False
, /* Non-blocking lock. */
3041 TALLOC_FREE(br_lck
);
3043 if (NT_STATUS_V(status
)) {
3044 reply_nterror(req
, status
);
3045 END_PROFILE(SMBlockread
);
3050 * However the requested READ size IS affected by max_recv. Insanity.... JRA.
3053 if (numtoread
> max_recv
) {
3054 DEBUG(0,("reply_lockread: requested read size (%u) is greater than maximum allowed (%u). \
3055 Returning short read of maximum allowed for compatibility with Windows 2000.\n",
3056 (unsigned int)numtoread
, (unsigned int)max_recv
));
3057 numtoread
= MIN(numtoread
,max_recv
);
3059 nread
= read_file(fsp
,data
,startpos
,numtoread
);
3062 reply_unixerror(req
, ERRDOS
, ERRnoaccess
);
3063 END_PROFILE(SMBlockread
);
3067 srv_set_message((char *)req
->outbuf
, 5, nread
+3, False
);
3069 SSVAL(req
->outbuf
,smb_vwv0
,nread
);
3070 SSVAL(req
->outbuf
,smb_vwv5
,nread
+3);
3071 p
= smb_buf(req
->outbuf
);
3072 SCVAL(p
,0,0); /* pad byte. */
3075 DEBUG(3,("lockread fnum=%d num=%d nread=%d\n",
3076 fsp
->fnum
, (int)numtoread
, (int)nread
));
3078 END_PROFILE(SMBlockread
);
3083 #define DBGC_CLASS DBGC_ALL
3085 /****************************************************************************
3087 ****************************************************************************/
3089 void reply_read(struct smb_request
*req
)
3091 connection_struct
*conn
= req
->conn
;
3099 START_PROFILE(SMBread
);
3102 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3103 END_PROFILE(SMBread
);
3107 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
3109 if (!check_fsp(conn
, req
, fsp
)) {
3110 END_PROFILE(SMBread
);
3114 if (!CHECK_READ(fsp
,req
)) {
3115 reply_doserror(req
, ERRDOS
, ERRbadaccess
);
3116 END_PROFILE(SMBread
);
3120 numtoread
= SVAL(req
->vwv
+1, 0);
3121 startpos
= IVAL_TO_SMB_OFF_T(req
->vwv
+2, 0);
3123 numtoread
= MIN(BUFFER_SIZE
-outsize
,numtoread
);
3126 * The requested read size cannot be greater than max_recv. JRA.
3128 if (numtoread
> max_recv
) {
3129 DEBUG(0,("reply_read: requested read size (%u) is greater than maximum allowed (%u). \
3130 Returning short read of maximum allowed for compatibility with Windows 2000.\n",
3131 (unsigned int)numtoread
, (unsigned int)max_recv
));
3132 numtoread
= MIN(numtoread
,max_recv
);
3135 reply_outbuf(req
, 5, numtoread
+3);
3137 data
= smb_buf(req
->outbuf
) + 3;
3139 if (is_locked(fsp
, (uint32
)req
->smbpid
, (uint64_t)numtoread
,
3140 (uint64_t)startpos
, READ_LOCK
)) {
3141 reply_doserror(req
, ERRDOS
,ERRlock
);
3142 END_PROFILE(SMBread
);
3147 nread
= read_file(fsp
,data
,startpos
,numtoread
);
3150 reply_unixerror(req
, ERRDOS
,ERRnoaccess
);
3151 END_PROFILE(SMBread
);
3155 srv_set_message((char *)req
->outbuf
, 5, nread
+3, False
);
3157 SSVAL(req
->outbuf
,smb_vwv0
,nread
);
3158 SSVAL(req
->outbuf
,smb_vwv5
,nread
+3);
3159 SCVAL(smb_buf(req
->outbuf
),0,1);
3160 SSVAL(smb_buf(req
->outbuf
),1,nread
);
3162 DEBUG( 3, ( "read fnum=%d num=%d nread=%d\n",
3163 fsp
->fnum
, (int)numtoread
, (int)nread
) );
3165 END_PROFILE(SMBread
);
3169 /****************************************************************************
3171 ****************************************************************************/
3173 static int setup_readX_header(struct smb_request
*req
, char *outbuf
,
3179 outsize
= srv_set_message(outbuf
,12,smb_maxcnt
,False
);
3180 data
= smb_buf(outbuf
);
3182 memset(outbuf
+smb_vwv0
,'\0',24); /* valgrind init. */
3184 SCVAL(outbuf
,smb_vwv0
,0xFF);
3185 SSVAL(outbuf
,smb_vwv2
,0xFFFF); /* Remaining - must be -1. */
3186 SSVAL(outbuf
,smb_vwv5
,smb_maxcnt
);
3187 SSVAL(outbuf
,smb_vwv6
,
3189 + 1 /* the wct field */
3190 + 12 * sizeof(uint16_t) /* vwv */
3191 + 2); /* the buflen field */
3192 SSVAL(outbuf
,smb_vwv7
,(smb_maxcnt
>> 16));
3193 SSVAL(outbuf
,smb_vwv11
,smb_maxcnt
);
3194 /* Reset the outgoing length, set_message truncates at 0x1FFFF. */
3195 _smb_setlen_large(outbuf
,(smb_size
+ 12*2 + smb_maxcnt
- 4));
3199 /****************************************************************************
3200 Reply to a read and X - possibly using sendfile.
3201 ****************************************************************************/
3203 static void send_file_readX(connection_struct
*conn
, struct smb_request
*req
,
3204 files_struct
*fsp
, SMB_OFF_T startpos
,
3207 SMB_STRUCT_STAT sbuf
;
3210 if(SMB_VFS_FSTAT(fsp
, &sbuf
) == -1) {
3211 reply_unixerror(req
, ERRDOS
, ERRnoaccess
);
3215 if (startpos
> sbuf
.st_size
) {
3217 } else if (smb_maxcnt
> (sbuf
.st_size
- startpos
)) {
3218 smb_maxcnt
= (sbuf
.st_size
- startpos
);
3221 if (smb_maxcnt
== 0) {
3225 #if defined(WITH_SENDFILE)
3227 * We can only use sendfile on a non-chained packet
3228 * but we can use on a non-oplocked file. tridge proved this
3229 * on a train in Germany :-). JRA.
3232 if (!req_is_in_chain(req
) &&
3233 !is_encrypted_packet(req
->inbuf
) && (fsp
->base_fsp
== NULL
) &&
3234 lp_use_sendfile(SNUM(conn
)) && (fsp
->wcp
== NULL
) ) {
3235 uint8 headerbuf
[smb_size
+ 12 * 2];
3239 * Set up the packet header before send. We
3240 * assume here the sendfile will work (get the
3241 * correct amount of data).
3244 header
= data_blob_const(headerbuf
, sizeof(headerbuf
));
3246 construct_reply_common_req(req
, (char *)headerbuf
);
3247 setup_readX_header(req
, (char *)headerbuf
, smb_maxcnt
);
3249 if ((nread
= SMB_VFS_SENDFILE(smbd_server_fd(), fsp
, &header
, startpos
, smb_maxcnt
)) == -1) {
3250 /* Returning ENOSYS means no data at all was sent.
3251 Do this as a normal read. */
3252 if (errno
== ENOSYS
) {
3257 * Special hack for broken Linux with no working sendfile. If we
3258 * return EINTR we sent the header but not the rest of the data.
3259 * Fake this up by doing read/write calls.
3262 if (errno
== EINTR
) {
3263 /* Ensure we don't do this again. */
3264 set_use_sendfile(SNUM(conn
), False
);
3265 DEBUG(0,("send_file_readX: sendfile not available. Faking..\n"));
3266 nread
= fake_sendfile(fsp
, startpos
,
3269 DEBUG(0,("send_file_readX: fake_sendfile failed for file %s (%s).\n",
3270 fsp
->fsp_name
, strerror(errno
) ));
3271 exit_server_cleanly("send_file_readX: fake_sendfile failed");
3273 DEBUG( 3, ( "send_file_readX: fake_sendfile fnum=%d max=%d nread=%d\n",
3274 fsp
->fnum
, (int)smb_maxcnt
, (int)nread
) );
3275 /* No outbuf here means successful sendfile. */
3276 TALLOC_FREE(req
->outbuf
);
3280 DEBUG(0,("send_file_readX: sendfile failed for file %s (%s). Terminating\n",
3281 fsp
->fsp_name
, strerror(errno
) ));
3282 exit_server_cleanly("send_file_readX sendfile failed");
3285 DEBUG( 3, ( "send_file_readX: sendfile fnum=%d max=%d nread=%d\n",
3286 fsp
->fnum
, (int)smb_maxcnt
, (int)nread
) );
3288 /* Deal with possible short send. */
3289 if (nread
!= smb_maxcnt
+ sizeof(headerbuf
)) {
3290 sendfile_short_send(fsp
, nread
, sizeof(headerbuf
), smb_maxcnt
);
3293 /* No outbuf here means successful sendfile. */
3294 TALLOC_FREE(req
->outbuf
);
3295 SMB_PERFCOUNT_SET_MSGLEN_OUT(&req
->pcd
, nread
);
3296 SMB_PERFCOUNT_END(&req
->pcd
);
3303 if ((smb_maxcnt
& 0xFF0000) > 0x10000) {
3304 uint8 headerbuf
[smb_size
+ 2*12];
3306 construct_reply_common_req(req
, (char *)headerbuf
);
3307 setup_readX_header(req
, (char *)headerbuf
, smb_maxcnt
);
3309 /* Send out the header. */
3310 if (write_data(smbd_server_fd(), (char *)headerbuf
,
3311 sizeof(headerbuf
)) != sizeof(headerbuf
)) {
3312 DEBUG(0,("send_file_readX: write_data failed for file %s (%s). Terminating\n",
3313 fsp
->fsp_name
, strerror(errno
) ));
3314 exit_server_cleanly("send_file_readX sendfile failed");
3316 nread
= fake_sendfile(fsp
, startpos
, smb_maxcnt
);
3318 DEBUG(0,("send_file_readX: fake_sendfile failed for file %s (%s).\n",
3319 fsp
->fsp_name
, strerror(errno
) ));
3320 exit_server_cleanly("send_file_readX: fake_sendfile failed");
3322 TALLOC_FREE(req
->outbuf
);
3326 reply_outbuf(req
, 12, smb_maxcnt
);
3328 nread
= read_file(fsp
, smb_buf(req
->outbuf
), startpos
, smb_maxcnt
);
3330 reply_unixerror(req
, ERRDOS
, ERRnoaccess
);
3334 setup_readX_header(req
, (char *)req
->outbuf
, nread
);
3336 DEBUG( 3, ( "send_file_readX fnum=%d max=%d nread=%d\n",
3337 fsp
->fnum
, (int)smb_maxcnt
, (int)nread
) );
3342 /****************************************************************************
3343 Reply to a read and X.
3344 ****************************************************************************/
3346 void reply_read_and_X(struct smb_request
*req
)
3348 connection_struct
*conn
= req
->conn
;
3352 bool big_readX
= False
;
3354 size_t smb_mincnt
= SVAL(req
->vwv
+6, 0);
3357 START_PROFILE(SMBreadX
);
3359 if ((req
->wct
!= 10) && (req
->wct
!= 12)) {
3360 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3364 fsp
= file_fsp(req
, SVAL(req
->vwv
+2, 0));
3365 startpos
= IVAL_TO_SMB_OFF_T(req
->vwv
+3, 0);
3366 smb_maxcnt
= SVAL(req
->vwv
+5, 0);
3368 /* If it's an IPC, pass off the pipe handler. */
3370 reply_pipe_read_and_X(req
);
3371 END_PROFILE(SMBreadX
);
3375 if (!check_fsp(conn
, req
, fsp
)) {
3376 END_PROFILE(SMBreadX
);
3380 if (!CHECK_READ(fsp
,req
)) {
3381 reply_doserror(req
, ERRDOS
,ERRbadaccess
);
3382 END_PROFILE(SMBreadX
);
3386 if (global_client_caps
& CAP_LARGE_READX
) {
3387 size_t upper_size
= SVAL(req
->vwv
+7, 0);
3388 smb_maxcnt
|= (upper_size
<<16);
3389 if (upper_size
> 1) {
3390 /* Can't do this on a chained packet. */
3391 if ((CVAL(req
->vwv
+0, 0) != 0xFF)) {
3392 reply_nterror(req
, NT_STATUS_NOT_SUPPORTED
);
3393 END_PROFILE(SMBreadX
);
3396 /* We currently don't do this on signed or sealed data. */
3397 if (srv_is_signing_active() || is_encrypted_packet(req
->inbuf
)) {
3398 reply_nterror(req
, NT_STATUS_NOT_SUPPORTED
);
3399 END_PROFILE(SMBreadX
);
3402 /* Is there room in the reply for this data ? */
3403 if (smb_maxcnt
> (0xFFFFFF - (smb_size
-4 + 12*2))) {
3405 NT_STATUS_INVALID_PARAMETER
);
3406 END_PROFILE(SMBreadX
);
3413 if (req
->wct
== 12) {
3414 #ifdef LARGE_SMB_OFF_T
3416 * This is a large offset (64 bit) read.
3418 startpos
|= (((SMB_OFF_T
)IVAL(req
->vwv
+10, 0)) << 32);
3420 #else /* !LARGE_SMB_OFF_T */
3423 * Ensure we haven't been sent a >32 bit offset.
3426 if(IVAL(req
->vwv
+10, 0) != 0) {
3427 DEBUG(0,("reply_read_and_X - large offset (%x << 32) "
3428 "used and we don't support 64 bit offsets.\n",
3429 (unsigned int)IVAL(req
->vwv
+10, 0) ));
3430 END_PROFILE(SMBreadX
);
3431 reply_doserror(req
, ERRDOS
, ERRbadaccess
);
3435 #endif /* LARGE_SMB_OFF_T */
3439 if (is_locked(fsp
, (uint32
)req
->smbpid
, (uint64_t)smb_maxcnt
,
3440 (uint64_t)startpos
, READ_LOCK
)) {
3441 END_PROFILE(SMBreadX
);
3442 reply_doserror(req
, ERRDOS
, ERRlock
);
3447 schedule_aio_read_and_X(conn
, req
, fsp
, startpos
, smb_maxcnt
)) {
3448 END_PROFILE(SMBreadX
);
3452 send_file_readX(conn
, req
, fsp
, startpos
, smb_maxcnt
);
3454 END_PROFILE(SMBreadX
);
3458 /****************************************************************************
3459 Error replies to writebraw must have smb_wct == 1. Fix this up.
3460 ****************************************************************************/
3462 void error_to_writebrawerr(struct smb_request
*req
)
3464 uint8
*old_outbuf
= req
->outbuf
;
3466 reply_outbuf(req
, 1, 0);
3468 memcpy(req
->outbuf
, old_outbuf
, smb_size
);
3469 TALLOC_FREE(old_outbuf
);
3472 /****************************************************************************
3473 Reply to a writebraw (core+ or LANMAN1.0 protocol).
3474 ****************************************************************************/
3476 void reply_writebraw(struct smb_request
*req
)
3478 connection_struct
*conn
= req
->conn
;
3481 ssize_t total_written
=0;
3482 size_t numtowrite
=0;
3490 START_PROFILE(SMBwritebraw
);
3493 * If we ever reply with an error, it must have the SMB command
3494 * type of SMBwritec, not SMBwriteBraw, as this tells the client
3497 SCVAL(req
->inbuf
,smb_com
,SMBwritec
);
3499 if (srv_is_signing_active()) {
3500 END_PROFILE(SMBwritebraw
);
3501 exit_server_cleanly("reply_writebraw: SMB signing is active - "
3502 "raw reads/writes are disallowed.");
3505 if (req
->wct
< 12) {
3506 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3507 error_to_writebrawerr(req
);
3508 END_PROFILE(SMBwritebraw
);
3512 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
3513 if (!check_fsp(conn
, req
, fsp
)) {
3514 error_to_writebrawerr(req
);
3515 END_PROFILE(SMBwritebraw
);
3519 if (!CHECK_WRITE(fsp
)) {
3520 reply_doserror(req
, ERRDOS
, ERRbadaccess
);
3521 error_to_writebrawerr(req
);
3522 END_PROFILE(SMBwritebraw
);
3526 tcount
= IVAL(req
->vwv
+1, 0);
3527 startpos
= IVAL_TO_SMB_OFF_T(req
->vwv
+3, 0);
3528 write_through
= BITSETW(req
->vwv
+7,0);
3530 /* We have to deal with slightly different formats depending
3531 on whether we are using the core+ or lanman1.0 protocol */
3533 if(Protocol
<= PROTOCOL_COREPLUS
) {
3534 numtowrite
= SVAL(smb_buf(req
->inbuf
),-2);
3535 data
= smb_buf(req
->inbuf
);
3537 numtowrite
= SVAL(req
->vwv
+10, 0);
3538 data
= smb_base(req
->inbuf
) + SVAL(req
->vwv
+11, 0);
3541 /* Ensure we don't write bytes past the end of this packet. */
3542 if (data
+ numtowrite
> smb_base(req
->inbuf
) + smb_len(req
->inbuf
)) {
3543 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3544 error_to_writebrawerr(req
);
3545 END_PROFILE(SMBwritebraw
);
3549 if (is_locked(fsp
,(uint32
)req
->smbpid
,(uint64_t)tcount
,
3550 (uint64_t)startpos
, WRITE_LOCK
)) {
3551 reply_doserror(req
, ERRDOS
, ERRlock
);
3552 error_to_writebrawerr(req
);
3553 END_PROFILE(SMBwritebraw
);
3558 nwritten
= write_file(req
,fsp
,data
,startpos
,numtowrite
);
3561 DEBUG(3,("reply_writebraw: initial write fnum=%d start=%.0f num=%d "
3562 "wrote=%d sync=%d\n",
3563 fsp
->fnum
, (double)startpos
, (int)numtowrite
,
3564 (int)nwritten
, (int)write_through
));
3566 if (nwritten
< (ssize_t
)numtowrite
) {
3567 reply_unixerror(req
, ERRHRD
, ERRdiskfull
);
3568 error_to_writebrawerr(req
);
3569 END_PROFILE(SMBwritebraw
);
3573 total_written
= nwritten
;
3575 /* Allocate a buffer of 64k + length. */
3576 buf
= TALLOC_ARRAY(NULL
, char, 65540);
3578 reply_doserror(req
, ERRDOS
, ERRnomem
);
3579 error_to_writebrawerr(req
);
3580 END_PROFILE(SMBwritebraw
);
3584 /* Return a SMBwritebraw message to the redirector to tell
3585 * it to send more bytes */
3587 memcpy(buf
, req
->inbuf
, smb_size
);
3588 srv_set_message(buf
,Protocol
>PROTOCOL_COREPLUS
?1:0,0,True
);
3589 SCVAL(buf
,smb_com
,SMBwritebraw
);
3590 SSVALS(buf
,smb_vwv0
,0xFFFF);
3592 if (!srv_send_smb(smbd_server_fd(),
3594 IS_CONN_ENCRYPTED(conn
),
3596 exit_server_cleanly("reply_writebraw: srv_send_smb "
3600 /* Now read the raw data into the buffer and write it */
3601 status
= read_smb_length(smbd_server_fd(), buf
, SMB_SECONDARY_WAIT
,
3603 if (!NT_STATUS_IS_OK(status
)) {
3604 exit_server_cleanly("secondary writebraw failed");
3607 /* Set up outbuf to return the correct size */
3608 reply_outbuf(req
, 1, 0);
3610 if (numtowrite
!= 0) {
3612 if (numtowrite
> 0xFFFF) {
3613 DEBUG(0,("reply_writebraw: Oversize secondary write "
3614 "raw requested (%u). Terminating\n",
3615 (unsigned int)numtowrite
));
3616 exit_server_cleanly("secondary writebraw failed");
3619 if (tcount
> nwritten
+numtowrite
) {
3620 DEBUG(3,("reply_writebraw: Client overestimated the "
3622 (int)tcount
,(int)nwritten
,(int)numtowrite
));
3625 status
= read_data(smbd_server_fd(), buf
+4, numtowrite
);
3627 if (!NT_STATUS_IS_OK(status
)) {
3628 DEBUG(0,("reply_writebraw: Oversize secondary write "
3629 "raw read failed (%s). Terminating\n",
3630 nt_errstr(status
)));
3631 exit_server_cleanly("secondary writebraw failed");
3634 nwritten
= write_file(req
,fsp
,buf
+4,startpos
+nwritten
,numtowrite
);
3635 if (nwritten
== -1) {
3637 reply_unixerror(req
, ERRHRD
, ERRdiskfull
);
3638 error_to_writebrawerr(req
);
3639 END_PROFILE(SMBwritebraw
);
3643 if (nwritten
< (ssize_t
)numtowrite
) {
3644 SCVAL(req
->outbuf
,smb_rcls
,ERRHRD
);
3645 SSVAL(req
->outbuf
,smb_err
,ERRdiskfull
);
3649 total_written
+= nwritten
;
3654 SSVAL(req
->outbuf
,smb_vwv0
,total_written
);
3656 status
= sync_file(conn
, fsp
, write_through
);
3657 if (!NT_STATUS_IS_OK(status
)) {
3658 DEBUG(5,("reply_writebraw: sync_file for %s returned %s\n",
3659 fsp
->fsp_name
, nt_errstr(status
) ));
3660 reply_nterror(req
, status
);
3661 error_to_writebrawerr(req
);
3662 END_PROFILE(SMBwritebraw
);
3666 DEBUG(3,("reply_writebraw: secondart write fnum=%d start=%.0f num=%d "
3668 fsp
->fnum
, (double)startpos
, (int)numtowrite
,
3669 (int)total_written
));
3671 /* We won't return a status if write through is not selected - this
3672 * follows what WfWg does */
3673 END_PROFILE(SMBwritebraw
);
3675 if (!write_through
&& total_written
==tcount
) {
3677 #if RABBIT_PELLET_FIX
3679 * Fix for "rabbit pellet" mode, trigger an early TCP ack by
3680 * sending a SMBkeepalive. Thanks to DaveCB at Sun for this.
3683 if (!send_keepalive(smbd_server_fd())) {
3684 exit_server_cleanly("reply_writebraw: send of "
3685 "keepalive failed");
3688 TALLOC_FREE(req
->outbuf
);
3694 #define DBGC_CLASS DBGC_LOCKING
3696 /****************************************************************************
3697 Reply to a writeunlock (core+).
3698 ****************************************************************************/
3700 void reply_writeunlock(struct smb_request
*req
)
3702 connection_struct
*conn
= req
->conn
;
3703 ssize_t nwritten
= -1;
3707 NTSTATUS status
= NT_STATUS_OK
;
3710 START_PROFILE(SMBwriteunlock
);
3713 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3714 END_PROFILE(SMBwriteunlock
);
3718 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
3720 if (!check_fsp(conn
, req
, fsp
)) {
3721 END_PROFILE(SMBwriteunlock
);
3725 if (!CHECK_WRITE(fsp
)) {
3726 reply_doserror(req
, ERRDOS
,ERRbadaccess
);
3727 END_PROFILE(SMBwriteunlock
);
3731 numtowrite
= SVAL(req
->vwv
+1, 0);
3732 startpos
= IVAL_TO_SMB_OFF_T(req
->vwv
+2, 0);
3733 data
= (const char *)req
->buf
+ 3;
3736 && is_locked(fsp
, (uint32
)req
->smbpid
, (uint64_t)numtowrite
,
3737 (uint64_t)startpos
, WRITE_LOCK
)) {
3738 reply_doserror(req
, ERRDOS
, ERRlock
);
3739 END_PROFILE(SMBwriteunlock
);
3743 /* The special X/Open SMB protocol handling of
3744 zero length writes is *NOT* done for
3746 if(numtowrite
== 0) {
3749 nwritten
= write_file(req
,fsp
,data
,startpos
,numtowrite
);
3752 status
= sync_file(conn
, fsp
, False
/* write through */);
3753 if (!NT_STATUS_IS_OK(status
)) {
3754 DEBUG(5,("reply_writeunlock: sync_file for %s returned %s\n",
3755 fsp
->fsp_name
, nt_errstr(status
) ));
3756 reply_nterror(req
, status
);
3757 END_PROFILE(SMBwriteunlock
);
3761 if(((nwritten
< numtowrite
) && (numtowrite
!= 0))||(nwritten
< 0)) {
3762 reply_unixerror(req
, ERRHRD
, ERRdiskfull
);
3763 END_PROFILE(SMBwriteunlock
);
3768 status
= do_unlock(smbd_messaging_context(),
3771 (uint64_t)numtowrite
,
3775 if (NT_STATUS_V(status
)) {
3776 reply_nterror(req
, status
);
3777 END_PROFILE(SMBwriteunlock
);
3782 reply_outbuf(req
, 1, 0);
3784 SSVAL(req
->outbuf
,smb_vwv0
,nwritten
);
3786 DEBUG(3,("writeunlock fnum=%d num=%d wrote=%d\n",
3787 fsp
->fnum
, (int)numtowrite
, (int)nwritten
));
3789 END_PROFILE(SMBwriteunlock
);
3794 #define DBGC_CLASS DBGC_ALL
3796 /****************************************************************************
3798 ****************************************************************************/
3800 void reply_write(struct smb_request
*req
)
3802 connection_struct
*conn
= req
->conn
;
3804 ssize_t nwritten
= -1;
3810 START_PROFILE(SMBwrite
);
3813 END_PROFILE(SMBwrite
);
3814 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
3818 /* If it's an IPC, pass off the pipe handler. */
3820 reply_pipe_write(req
);
3821 END_PROFILE(SMBwrite
);
3825 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
3827 if (!check_fsp(conn
, req
, fsp
)) {
3828 END_PROFILE(SMBwrite
);
3832 if (!CHECK_WRITE(fsp
)) {
3833 reply_doserror(req
, ERRDOS
, ERRbadaccess
);
3834 END_PROFILE(SMBwrite
);
3838 numtowrite
= SVAL(req
->vwv
+1, 0);
3839 startpos
= IVAL_TO_SMB_OFF_T(req
->vwv
+2, 0);
3840 data
= (const char *)req
->buf
+ 3;
3842 if (is_locked(fsp
, (uint32
)req
->smbpid
, (uint64_t)numtowrite
,
3843 (uint64_t)startpos
, WRITE_LOCK
)) {
3844 reply_doserror(req
, ERRDOS
, ERRlock
);
3845 END_PROFILE(SMBwrite
);
3850 * X/Open SMB protocol says that if smb_vwv1 is
3851 * zero then the file size should be extended or
3852 * truncated to the size given in smb_vwv[2-3].
3855 if(numtowrite
== 0) {
3857 * This is actually an allocate call, and set EOF. JRA.
3859 nwritten
= vfs_allocate_file_space(fsp
, (SMB_OFF_T
)startpos
);
3861 reply_nterror(req
, NT_STATUS_DISK_FULL
);
3862 END_PROFILE(SMBwrite
);
3865 nwritten
= vfs_set_filelen(fsp
, (SMB_OFF_T
)startpos
);
3867 reply_nterror(req
, NT_STATUS_DISK_FULL
);
3868 END_PROFILE(SMBwrite
);
3871 trigger_write_time_update_immediate(fsp
);
3873 nwritten
= write_file(req
,fsp
,data
,startpos
,numtowrite
);
3876 status
= sync_file(conn
, fsp
, False
);
3877 if (!NT_STATUS_IS_OK(status
)) {
3878 DEBUG(5,("reply_write: sync_file for %s returned %s\n",
3879 fsp
->fsp_name
, nt_errstr(status
) ));
3880 reply_nterror(req
, status
);
3881 END_PROFILE(SMBwrite
);
3885 if(((nwritten
== 0) && (numtowrite
!= 0))||(nwritten
< 0)) {
3886 reply_unixerror(req
, ERRHRD
, ERRdiskfull
);
3887 END_PROFILE(SMBwrite
);
3891 reply_outbuf(req
, 1, 0);
3893 SSVAL(req
->outbuf
,smb_vwv0
,nwritten
);
3895 if (nwritten
< (ssize_t
)numtowrite
) {
3896 SCVAL(req
->outbuf
,smb_rcls
,ERRHRD
);
3897 SSVAL(req
->outbuf
,smb_err
,ERRdiskfull
);
3900 DEBUG(3,("write fnum=%d num=%d wrote=%d\n", fsp
->fnum
, (int)numtowrite
, (int)nwritten
));
3902 END_PROFILE(SMBwrite
);
3906 /****************************************************************************
3907 Ensure a buffer is a valid writeX for recvfile purposes.
3908 ****************************************************************************/
3910 #define STANDARD_WRITE_AND_X_HEADER_SIZE (smb_size - 4 + /* basic header */ \
3911 (2*14) + /* word count (including bcc) */ \
3914 bool is_valid_writeX_buffer(const uint8_t *inbuf
)
3917 connection_struct
*conn
= NULL
;
3918 unsigned int doff
= 0;
3919 size_t len
= smb_len_large(inbuf
);
3921 if (is_encrypted_packet(inbuf
)) {
3922 /* Can't do this on encrypted
3927 if (CVAL(inbuf
,smb_com
) != SMBwriteX
) {
3931 if (CVAL(inbuf
,smb_vwv0
) != 0xFF ||
3932 CVAL(inbuf
,smb_wct
) != 14) {
3933 DEBUG(10,("is_valid_writeX_buffer: chained or "
3934 "invalid word length.\n"));
3938 conn
= conn_find(SVAL(inbuf
, smb_tid
));
3940 DEBUG(10,("is_valid_writeX_buffer: bad tid\n"));
3944 DEBUG(10,("is_valid_writeX_buffer: IPC$ tid\n"));
3947 if (IS_PRINT(conn
)) {
3948 DEBUG(10,("is_valid_writeX_buffer: printing tid\n"));
3951 doff
= SVAL(inbuf
,smb_vwv11
);
3953 numtowrite
= SVAL(inbuf
,smb_vwv10
);
3955 if (len
> doff
&& len
- doff
> 0xFFFF) {
3956 numtowrite
|= (((size_t)SVAL(inbuf
,smb_vwv9
))<<16);
3959 if (numtowrite
== 0) {
3960 DEBUG(10,("is_valid_writeX_buffer: zero write\n"));
3964 /* Ensure the sizes match up. */
3965 if (doff
< STANDARD_WRITE_AND_X_HEADER_SIZE
) {
3966 /* no pad byte...old smbclient :-( */
3967 DEBUG(10,("is_valid_writeX_buffer: small doff %u (min %u)\n",
3969 (unsigned int)STANDARD_WRITE_AND_X_HEADER_SIZE
));
3973 if (len
- doff
!= numtowrite
) {
3974 DEBUG(10,("is_valid_writeX_buffer: doff mismatch "
3975 "len = %u, doff = %u, numtowrite = %u\n",
3978 (unsigned int)numtowrite
));
3982 DEBUG(10,("is_valid_writeX_buffer: true "
3983 "len = %u, doff = %u, numtowrite = %u\n",
3986 (unsigned int)numtowrite
));
3991 /****************************************************************************
3992 Reply to a write and X.
3993 ****************************************************************************/
3995 void reply_write_and_X(struct smb_request
*req
)
3997 connection_struct
*conn
= req
->conn
;
4003 unsigned int smb_doff
;
4004 unsigned int smblen
;
4008 START_PROFILE(SMBwriteX
);
4010 if ((req
->wct
!= 12) && (req
->wct
!= 14)) {
4011 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4012 END_PROFILE(SMBwriteX
);
4016 numtowrite
= SVAL(req
->vwv
+10, 0);
4017 smb_doff
= SVAL(req
->vwv
+11, 0);
4018 smblen
= smb_len(req
->inbuf
);
4020 if (req
->unread_bytes
> 0xFFFF ||
4021 (smblen
> smb_doff
&&
4022 smblen
- smb_doff
> 0xFFFF)) {
4023 numtowrite
|= (((size_t)SVAL(req
->vwv
+9, 0))<<16);
4026 if (req
->unread_bytes
) {
4027 /* Can't do a recvfile write on IPC$ */
4029 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4030 END_PROFILE(SMBwriteX
);
4033 if (numtowrite
!= req
->unread_bytes
) {
4034 reply_doserror(req
, ERRDOS
, ERRbadmem
);
4035 END_PROFILE(SMBwriteX
);
4039 if (smb_doff
> smblen
|| smb_doff
+ numtowrite
< numtowrite
||
4040 smb_doff
+ numtowrite
> smblen
) {
4041 reply_doserror(req
, ERRDOS
, ERRbadmem
);
4042 END_PROFILE(SMBwriteX
);
4047 /* If it's an IPC, pass off the pipe handler. */
4049 if (req
->unread_bytes
) {
4050 reply_doserror(req
, ERRDOS
, ERRbadmem
);
4051 END_PROFILE(SMBwriteX
);
4054 reply_pipe_write_and_X(req
);
4055 END_PROFILE(SMBwriteX
);
4059 fsp
= file_fsp(req
, SVAL(req
->vwv
+2, 0));
4060 startpos
= IVAL_TO_SMB_OFF_T(req
->vwv
+3, 0);
4061 write_through
= BITSETW(req
->vwv
+7,0);
4063 if (!check_fsp(conn
, req
, fsp
)) {
4064 END_PROFILE(SMBwriteX
);
4068 if (!CHECK_WRITE(fsp
)) {
4069 reply_doserror(req
, ERRDOS
, ERRbadaccess
);
4070 END_PROFILE(SMBwriteX
);
4074 data
= smb_base(req
->inbuf
) + smb_doff
;
4076 if(req
->wct
== 14) {
4077 #ifdef LARGE_SMB_OFF_T
4079 * This is a large offset (64 bit) write.
4081 startpos
|= (((SMB_OFF_T
)IVAL(req
->vwv
+12, 0)) << 32);
4083 #else /* !LARGE_SMB_OFF_T */
4086 * Ensure we haven't been sent a >32 bit offset.
4089 if(IVAL(req
->vwv
+12, 0) != 0) {
4090 DEBUG(0,("reply_write_and_X - large offset (%x << 32) "
4091 "used and we don't support 64 bit offsets.\n",
4092 (unsigned int)IVAL(req
->vwv
+12, 0) ));
4093 reply_doserror(req
, ERRDOS
, ERRbadaccess
);
4094 END_PROFILE(SMBwriteX
);
4098 #endif /* LARGE_SMB_OFF_T */
4101 if (is_locked(fsp
,(uint32
)req
->smbpid
,
4102 (uint64_t)numtowrite
,
4103 (uint64_t)startpos
, WRITE_LOCK
)) {
4104 reply_doserror(req
, ERRDOS
, ERRlock
);
4105 END_PROFILE(SMBwriteX
);
4109 /* X/Open SMB protocol says that, unlike SMBwrite
4110 if the length is zero then NO truncation is
4111 done, just a write of zero. To truncate a file,
4114 if(numtowrite
== 0) {
4118 if ((req
->unread_bytes
== 0) &&
4119 schedule_aio_write_and_X(conn
, req
, fsp
, data
, startpos
,
4121 END_PROFILE(SMBwriteX
);
4125 nwritten
= write_file(req
,fsp
,data
,startpos
,numtowrite
);
4128 if(((nwritten
== 0) && (numtowrite
!= 0))||(nwritten
< 0)) {
4129 reply_unixerror(req
, ERRHRD
, ERRdiskfull
);
4130 END_PROFILE(SMBwriteX
);
4134 reply_outbuf(req
, 6, 0);
4135 SSVAL(req
->outbuf
,smb_vwv2
,nwritten
);
4136 SSVAL(req
->outbuf
,smb_vwv4
,nwritten
>>16);
4138 if (nwritten
< (ssize_t
)numtowrite
) {
4139 SCVAL(req
->outbuf
,smb_rcls
,ERRHRD
);
4140 SSVAL(req
->outbuf
,smb_err
,ERRdiskfull
);
4143 DEBUG(3,("writeX fnum=%d num=%d wrote=%d\n",
4144 fsp
->fnum
, (int)numtowrite
, (int)nwritten
));
4146 status
= sync_file(conn
, fsp
, write_through
);
4147 if (!NT_STATUS_IS_OK(status
)) {
4148 DEBUG(5,("reply_write_and_X: sync_file for %s returned %s\n",
4149 fsp
->fsp_name
, nt_errstr(status
) ));
4150 reply_nterror(req
, status
);
4151 END_PROFILE(SMBwriteX
);
4155 END_PROFILE(SMBwriteX
);
4160 /****************************************************************************
4162 ****************************************************************************/
4164 void reply_lseek(struct smb_request
*req
)
4166 connection_struct
*conn
= req
->conn
;
4172 START_PROFILE(SMBlseek
);
4175 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4176 END_PROFILE(SMBlseek
);
4180 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
4182 if (!check_fsp(conn
, req
, fsp
)) {
4186 flush_write_cache(fsp
, SEEK_FLUSH
);
4188 mode
= SVAL(req
->vwv
+1, 0) & 3;
4189 /* NB. This doesn't use IVAL_TO_SMB_OFF_T as startpos can be signed in this case. */
4190 startpos
= (SMB_OFF_T
)IVALS(req
->vwv
+2, 0);
4199 res
= fsp
->fh
->pos
+ startpos
;
4210 if (umode
== SEEK_END
) {
4211 if((res
= SMB_VFS_LSEEK(fsp
,startpos
,umode
)) == -1) {
4212 if(errno
== EINVAL
) {
4213 SMB_OFF_T current_pos
= startpos
;
4214 SMB_STRUCT_STAT sbuf
;
4216 if(SMB_VFS_FSTAT(fsp
, &sbuf
) == -1) {
4217 reply_unixerror(req
, ERRDOS
,
4219 END_PROFILE(SMBlseek
);
4223 current_pos
+= sbuf
.st_size
;
4225 res
= SMB_VFS_LSEEK(fsp
,0,SEEK_SET
);
4230 reply_unixerror(req
, ERRDOS
, ERRnoaccess
);
4231 END_PROFILE(SMBlseek
);
4238 reply_outbuf(req
, 2, 0);
4239 SIVAL(req
->outbuf
,smb_vwv0
,res
);
4241 DEBUG(3,("lseek fnum=%d ofs=%.0f newpos = %.0f mode=%d\n",
4242 fsp
->fnum
, (double)startpos
, (double)res
, mode
));
4244 END_PROFILE(SMBlseek
);
4248 /****************************************************************************
4250 ****************************************************************************/
4252 void reply_flush(struct smb_request
*req
)
4254 connection_struct
*conn
= req
->conn
;
4258 START_PROFILE(SMBflush
);
4261 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4265 fnum
= SVAL(req
->vwv
+0, 0);
4266 fsp
= file_fsp(req
, fnum
);
4268 if ((fnum
!= 0xFFFF) && !check_fsp(conn
, req
, fsp
)) {
4273 file_sync_all(conn
);
4275 NTSTATUS status
= sync_file(conn
, fsp
, True
);
4276 if (!NT_STATUS_IS_OK(status
)) {
4277 DEBUG(5,("reply_flush: sync_file for %s returned %s\n",
4278 fsp
->fsp_name
, nt_errstr(status
) ));
4279 reply_nterror(req
, status
);
4280 END_PROFILE(SMBflush
);
4285 reply_outbuf(req
, 0, 0);
4287 DEBUG(3,("flush\n"));
4288 END_PROFILE(SMBflush
);
4292 /****************************************************************************
4294 conn POINTER CAN BE NULL HERE !
4295 ****************************************************************************/
4297 void reply_exit(struct smb_request
*req
)
4299 START_PROFILE(SMBexit
);
4301 file_close_pid(req
->smbpid
, req
->vuid
);
4303 reply_outbuf(req
, 0, 0);
4305 DEBUG(3,("exit\n"));
4307 END_PROFILE(SMBexit
);
4311 /****************************************************************************
4312 Reply to a close - has to deal with closing a directory opened by NT SMB's.
4313 ****************************************************************************/
4315 void reply_close(struct smb_request
*req
)
4317 connection_struct
*conn
= req
->conn
;
4318 NTSTATUS status
= NT_STATUS_OK
;
4319 files_struct
*fsp
= NULL
;
4320 START_PROFILE(SMBclose
);
4323 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4324 END_PROFILE(SMBclose
);
4328 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
4331 * We can only use check_fsp if we know it's not a directory.
4334 if(!fsp
|| (fsp
->conn
!= conn
) || (fsp
->vuid
!= req
->vuid
)) {
4335 reply_doserror(req
, ERRDOS
, ERRbadfid
);
4336 END_PROFILE(SMBclose
);
4340 if(fsp
->is_directory
) {
4342 * Special case - close NT SMB directory handle.
4344 DEBUG(3,("close directory fnum=%d\n", fsp
->fnum
));
4345 status
= close_file(req
, fsp
, NORMAL_CLOSE
);
4349 * Close ordinary file.
4352 DEBUG(3,("close fd=%d fnum=%d (numopen=%d)\n",
4353 fsp
->fh
->fd
, fsp
->fnum
,
4354 conn
->num_files_open
));
4357 * Take care of any time sent in the close.
4360 t
= srv_make_unix_date3(req
->vwv
+1);
4361 set_close_write_time(fsp
, convert_time_t_to_timespec(t
));
4364 * close_file() returns the unix errno if an error
4365 * was detected on close - normally this is due to
4366 * a disk full error. If not then it was probably an I/O error.
4369 status
= close_file(req
, fsp
, NORMAL_CLOSE
);
4372 if (!NT_STATUS_IS_OK(status
)) {
4373 reply_nterror(req
, status
);
4374 END_PROFILE(SMBclose
);
4378 reply_outbuf(req
, 0, 0);
4379 END_PROFILE(SMBclose
);
4383 /****************************************************************************
4384 Reply to a writeclose (Core+ protocol).
4385 ****************************************************************************/
4387 void reply_writeclose(struct smb_request
*req
)
4389 connection_struct
*conn
= req
->conn
;
4391 ssize_t nwritten
= -1;
4392 NTSTATUS close_status
= NT_STATUS_OK
;
4395 struct timespec mtime
;
4398 START_PROFILE(SMBwriteclose
);
4401 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4402 END_PROFILE(SMBwriteclose
);
4406 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
4408 if (!check_fsp(conn
, req
, fsp
)) {
4409 END_PROFILE(SMBwriteclose
);
4412 if (!CHECK_WRITE(fsp
)) {
4413 reply_doserror(req
, ERRDOS
,ERRbadaccess
);
4414 END_PROFILE(SMBwriteclose
);
4418 numtowrite
= SVAL(req
->vwv
+1, 0);
4419 startpos
= IVAL_TO_SMB_OFF_T(req
->vwv
+2, 0);
4420 mtime
= convert_time_t_to_timespec(srv_make_unix_date3(req
->vwv
+4));
4421 data
= (const char *)req
->buf
+ 1;
4424 && is_locked(fsp
, (uint32
)req
->smbpid
, (uint64_t)numtowrite
,
4425 (uint64_t)startpos
, WRITE_LOCK
)) {
4426 reply_doserror(req
, ERRDOS
,ERRlock
);
4427 END_PROFILE(SMBwriteclose
);
4431 nwritten
= write_file(req
,fsp
,data
,startpos
,numtowrite
);
4433 set_close_write_time(fsp
, mtime
);
4436 * More insanity. W2K only closes the file if writelen > 0.
4441 DEBUG(3,("reply_writeclose: zero length write doesn't close file %s\n",
4443 close_status
= close_file(req
, fsp
, NORMAL_CLOSE
);
4446 DEBUG(3,("writeclose fnum=%d num=%d wrote=%d (numopen=%d)\n",
4447 fsp
->fnum
, (int)numtowrite
, (int)nwritten
,
4448 conn
->num_files_open
));
4450 if(((nwritten
== 0) && (numtowrite
!= 0))||(nwritten
< 0)) {
4451 reply_doserror(req
, ERRHRD
, ERRdiskfull
);
4452 END_PROFILE(SMBwriteclose
);
4456 if(!NT_STATUS_IS_OK(close_status
)) {
4457 reply_nterror(req
, close_status
);
4458 END_PROFILE(SMBwriteclose
);
4462 reply_outbuf(req
, 1, 0);
4464 SSVAL(req
->outbuf
,smb_vwv0
,nwritten
);
4465 END_PROFILE(SMBwriteclose
);
4470 #define DBGC_CLASS DBGC_LOCKING
4472 /****************************************************************************
4474 ****************************************************************************/
4476 void reply_lock(struct smb_request
*req
)
4478 connection_struct
*conn
= req
->conn
;
4479 uint64_t count
,offset
;
4482 struct byte_range_lock
*br_lck
= NULL
;
4484 START_PROFILE(SMBlock
);
4487 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4488 END_PROFILE(SMBlock
);
4492 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
4494 if (!check_fsp(conn
, req
, fsp
)) {
4495 END_PROFILE(SMBlock
);
4499 count
= (uint64_t)IVAL(req
->vwv
+1, 0);
4500 offset
= (uint64_t)IVAL(req
->vwv
+3, 0);
4502 DEBUG(3,("lock fd=%d fnum=%d offset=%.0f count=%.0f\n",
4503 fsp
->fh
->fd
, fsp
->fnum
, (double)offset
, (double)count
));
4505 br_lck
= do_lock(smbd_messaging_context(),
4512 False
, /* Non-blocking lock. */
4516 TALLOC_FREE(br_lck
);
4518 if (NT_STATUS_V(status
)) {
4519 reply_nterror(req
, status
);
4520 END_PROFILE(SMBlock
);
4524 reply_outbuf(req
, 0, 0);
4526 END_PROFILE(SMBlock
);
4530 /****************************************************************************
4532 ****************************************************************************/
4534 void reply_unlock(struct smb_request
*req
)
4536 connection_struct
*conn
= req
->conn
;
4537 uint64_t count
,offset
;
4541 START_PROFILE(SMBunlock
);
4544 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4545 END_PROFILE(SMBunlock
);
4549 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
4551 if (!check_fsp(conn
, req
, fsp
)) {
4552 END_PROFILE(SMBunlock
);
4556 count
= (uint64_t)IVAL(req
->vwv
+1, 0);
4557 offset
= (uint64_t)IVAL(req
->vwv
+3, 0);
4559 status
= do_unlock(smbd_messaging_context(),
4566 if (NT_STATUS_V(status
)) {
4567 reply_nterror(req
, status
);
4568 END_PROFILE(SMBunlock
);
4572 DEBUG( 3, ( "unlock fd=%d fnum=%d offset=%.0f count=%.0f\n",
4573 fsp
->fh
->fd
, fsp
->fnum
, (double)offset
, (double)count
) );
4575 reply_outbuf(req
, 0, 0);
4577 END_PROFILE(SMBunlock
);
4582 #define DBGC_CLASS DBGC_ALL
4584 /****************************************************************************
4586 conn POINTER CAN BE NULL HERE !
4587 ****************************************************************************/
4589 void reply_tdis(struct smb_request
*req
)
4591 connection_struct
*conn
= req
->conn
;
4592 START_PROFILE(SMBtdis
);
4595 DEBUG(4,("Invalid connection in tdis\n"));
4596 reply_doserror(req
, ERRSRV
, ERRinvnid
);
4597 END_PROFILE(SMBtdis
);
4603 close_cnum(conn
,req
->vuid
);
4606 reply_outbuf(req
, 0, 0);
4607 END_PROFILE(SMBtdis
);
4611 /****************************************************************************
4613 conn POINTER CAN BE NULL HERE !
4614 ****************************************************************************/
4616 void reply_echo(struct smb_request
*req
)
4618 connection_struct
*conn
= req
->conn
;
4622 START_PROFILE(SMBecho
);
4625 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4626 END_PROFILE(SMBecho
);
4630 smb_reverb
= SVAL(req
->vwv
+0, 0);
4632 reply_outbuf(req
, 1, req
->buflen
);
4634 /* copy any incoming data back out */
4635 if (req
->buflen
> 0) {
4636 memcpy(smb_buf(req
->outbuf
), req
->buf
, req
->buflen
);
4639 if (smb_reverb
> 100) {
4640 DEBUG(0,("large reverb (%d)?? Setting to 100\n",smb_reverb
));
4644 for (seq_num
=1 ; seq_num
<= smb_reverb
; seq_num
++) {
4645 SSVAL(req
->outbuf
,smb_vwv0
,seq_num
);
4647 show_msg((char *)req
->outbuf
);
4648 if (!srv_send_smb(smbd_server_fd(),
4649 (char *)req
->outbuf
,
4650 IS_CONN_ENCRYPTED(conn
)||req
->encrypted
,
4652 exit_server_cleanly("reply_echo: srv_send_smb failed.");
4655 DEBUG(3,("echo %d times\n", smb_reverb
));
4657 TALLOC_FREE(req
->outbuf
);
4659 END_PROFILE(SMBecho
);
4663 /****************************************************************************
4664 Reply to a printopen.
4665 ****************************************************************************/
4667 void reply_printopen(struct smb_request
*req
)
4669 connection_struct
*conn
= req
->conn
;
4671 SMB_STRUCT_STAT sbuf
;
4674 START_PROFILE(SMBsplopen
);
4677 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4678 END_PROFILE(SMBsplopen
);
4682 if (!CAN_PRINT(conn
)) {
4683 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
4684 END_PROFILE(SMBsplopen
);
4688 status
= file_new(req
, conn
, &fsp
);
4689 if(!NT_STATUS_IS_OK(status
)) {
4690 reply_nterror(req
, status
);
4691 END_PROFILE(SMBsplopen
);
4695 /* Open for exclusive use, write only. */
4696 status
= print_fsp_open(req
, conn
, NULL
, req
->vuid
, fsp
, &sbuf
);
4698 if (!NT_STATUS_IS_OK(status
)) {
4699 reply_nterror(req
, status
);
4700 END_PROFILE(SMBsplopen
);
4704 reply_outbuf(req
, 1, 0);
4705 SSVAL(req
->outbuf
,smb_vwv0
,fsp
->fnum
);
4707 DEBUG(3,("openprint fd=%d fnum=%d\n",
4708 fsp
->fh
->fd
, fsp
->fnum
));
4710 END_PROFILE(SMBsplopen
);
4714 /****************************************************************************
4715 Reply to a printclose.
4716 ****************************************************************************/
4718 void reply_printclose(struct smb_request
*req
)
4720 connection_struct
*conn
= req
->conn
;
4724 START_PROFILE(SMBsplclose
);
4727 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4728 END_PROFILE(SMBsplclose
);
4732 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
4734 if (!check_fsp(conn
, req
, fsp
)) {
4735 END_PROFILE(SMBsplclose
);
4739 if (!CAN_PRINT(conn
)) {
4740 reply_nterror(req
, NT_STATUS_DOS(ERRSRV
, ERRerror
));
4741 END_PROFILE(SMBsplclose
);
4745 DEBUG(3,("printclose fd=%d fnum=%d\n",
4746 fsp
->fh
->fd
,fsp
->fnum
));
4748 status
= close_file(req
, fsp
, NORMAL_CLOSE
);
4750 if(!NT_STATUS_IS_OK(status
)) {
4751 reply_nterror(req
, status
);
4752 END_PROFILE(SMBsplclose
);
4756 reply_outbuf(req
, 0, 0);
4758 END_PROFILE(SMBsplclose
);
4762 /****************************************************************************
4763 Reply to a printqueue.
4764 ****************************************************************************/
4766 void reply_printqueue(struct smb_request
*req
)
4768 connection_struct
*conn
= req
->conn
;
4772 START_PROFILE(SMBsplretq
);
4775 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4776 END_PROFILE(SMBsplretq
);
4780 max_count
= SVAL(req
->vwv
+0, 0);
4781 start_index
= SVAL(req
->vwv
+1, 0);
4783 /* we used to allow the client to get the cnum wrong, but that
4784 is really quite gross and only worked when there was only
4785 one printer - I think we should now only accept it if they
4786 get it right (tridge) */
4787 if (!CAN_PRINT(conn
)) {
4788 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
4789 END_PROFILE(SMBsplretq
);
4793 reply_outbuf(req
, 2, 3);
4794 SSVAL(req
->outbuf
,smb_vwv0
,0);
4795 SSVAL(req
->outbuf
,smb_vwv1
,0);
4796 SCVAL(smb_buf(req
->outbuf
),0,1);
4797 SSVAL(smb_buf(req
->outbuf
),1,0);
4799 DEBUG(3,("printqueue start_index=%d max_count=%d\n",
4800 start_index
, max_count
));
4803 print_queue_struct
*queue
= NULL
;
4804 print_status_struct status
;
4805 int count
= print_queue_status(SNUM(conn
), &queue
, &status
);
4806 int num_to_get
= ABS(max_count
);
4807 int first
= (max_count
>0?start_index
:start_index
+max_count
+1);
4813 num_to_get
= MIN(num_to_get
,count
-first
);
4816 for (i
=first
;i
<first
+num_to_get
;i
++) {
4820 srv_put_dos_date2(p
,0,queue
[i
].time
);
4821 SCVAL(p
,4,(queue
[i
].status
==LPQ_PRINTING
?2:3));
4822 SSVAL(p
,5, queue
[i
].job
);
4823 SIVAL(p
,7,queue
[i
].size
);
4825 srvstr_push(blob
, req
->flags2
, p
+12,
4826 queue
[i
].fs_user
, 16, STR_ASCII
);
4828 if (message_push_blob(
4831 blob
, sizeof(blob
))) == -1) {
4832 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
4833 END_PROFILE(SMBsplretq
);
4839 SSVAL(req
->outbuf
,smb_vwv0
,count
);
4840 SSVAL(req
->outbuf
,smb_vwv1
,
4841 (max_count
>0?first
+count
:first
-1));
4842 SCVAL(smb_buf(req
->outbuf
),0,1);
4843 SSVAL(smb_buf(req
->outbuf
),1,28*count
);
4848 DEBUG(3,("%d entries returned in queue\n",count
));
4851 END_PROFILE(SMBsplretq
);
4855 /****************************************************************************
4856 Reply to a printwrite.
4857 ****************************************************************************/
4859 void reply_printwrite(struct smb_request
*req
)
4861 connection_struct
*conn
= req
->conn
;
4866 START_PROFILE(SMBsplwr
);
4869 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4870 END_PROFILE(SMBsplwr
);
4874 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
4876 if (!check_fsp(conn
, req
, fsp
)) {
4877 END_PROFILE(SMBsplwr
);
4881 if (!CAN_PRINT(conn
)) {
4882 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
4883 END_PROFILE(SMBsplwr
);
4887 if (!CHECK_WRITE(fsp
)) {
4888 reply_doserror(req
, ERRDOS
, ERRbadaccess
);
4889 END_PROFILE(SMBsplwr
);
4893 numtowrite
= SVAL(req
->buf
, 1);
4895 if (req
->buflen
< numtowrite
+ 3) {
4896 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
4897 END_PROFILE(SMBsplwr
);
4901 data
= (const char *)req
->buf
+ 3;
4903 if (write_file(req
,fsp
,data
,-1,numtowrite
) != numtowrite
) {
4904 reply_unixerror(req
, ERRHRD
, ERRdiskfull
);
4905 END_PROFILE(SMBsplwr
);
4909 DEBUG( 3, ( "printwrite fnum=%d num=%d\n", fsp
->fnum
, numtowrite
) );
4911 END_PROFILE(SMBsplwr
);
4915 /****************************************************************************
4917 ****************************************************************************/
4919 void reply_mkdir(struct smb_request
*req
)
4921 connection_struct
*conn
= req
->conn
;
4922 char *directory
= NULL
;
4924 SMB_STRUCT_STAT sbuf
;
4925 TALLOC_CTX
*ctx
= talloc_tos();
4927 START_PROFILE(SMBmkdir
);
4929 srvstr_get_path_req(ctx
, req
, &directory
, (const char *)req
->buf
+ 1,
4930 STR_TERMINATE
, &status
);
4931 if (!NT_STATUS_IS_OK(status
)) {
4932 reply_nterror(req
, status
);
4933 END_PROFILE(SMBmkdir
);
4937 status
= resolve_dfspath(ctx
, conn
,
4938 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
4941 if (!NT_STATUS_IS_OK(status
)) {
4942 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
4943 reply_botherror(req
, NT_STATUS_PATH_NOT_COVERED
,
4944 ERRSRV
, ERRbadpath
);
4945 END_PROFILE(SMBmkdir
);
4948 reply_nterror(req
, status
);
4949 END_PROFILE(SMBmkdir
);
4953 status
= unix_convert(ctx
, conn
, directory
, False
, &directory
, NULL
, &sbuf
);
4954 if (!NT_STATUS_IS_OK(status
)) {
4955 reply_nterror(req
, status
);
4956 END_PROFILE(SMBmkdir
);
4960 status
= check_name(conn
, directory
);
4961 if (!NT_STATUS_IS_OK(status
)) {
4962 reply_nterror(req
, status
);
4963 END_PROFILE(SMBmkdir
);
4967 status
= create_directory(conn
, req
, directory
);
4969 DEBUG(5, ("create_directory returned %s\n", nt_errstr(status
)));
4971 if (!NT_STATUS_IS_OK(status
)) {
4973 if (!use_nt_status()
4974 && NT_STATUS_EQUAL(status
,
4975 NT_STATUS_OBJECT_NAME_COLLISION
)) {
4977 * Yes, in the DOS error code case we get a
4978 * ERRDOS:ERRnoaccess here. See BASE-SAMBA3ERROR
4979 * samba4 torture test.
4981 status
= NT_STATUS_DOS(ERRDOS
, ERRnoaccess
);
4984 reply_nterror(req
, status
);
4985 END_PROFILE(SMBmkdir
);
4989 reply_outbuf(req
, 0, 0);
4991 DEBUG( 3, ( "mkdir %s\n", directory
) );
4993 END_PROFILE(SMBmkdir
);
4997 /****************************************************************************
4998 Static function used by reply_rmdir to delete an entire directory
4999 tree recursively. Return True on ok, False on fail.
5000 ****************************************************************************/
5002 static bool recursive_rmdir(TALLOC_CTX
*ctx
,
5003 connection_struct
*conn
,
5006 const char *dname
= NULL
;
5010 struct smb_Dir
*dir_hnd
= OpenDir(talloc_tos(), conn
, directory
,
5016 while((dname
= ReadDirName(dir_hnd
, &offset
, &st
))) {
5017 char *fullname
= NULL
;
5019 if (ISDOT(dname
) || ISDOTDOT(dname
)) {
5023 if (!is_visible_file(conn
, directory
, dname
, &st
, False
)) {
5027 /* Construct the full name. */
5028 fullname
= talloc_asprintf(ctx
,
5038 if(SMB_VFS_LSTAT(conn
,fullname
, &st
) != 0) {
5043 if(st
.st_mode
& S_IFDIR
) {
5044 if(!recursive_rmdir(ctx
, conn
, fullname
)) {
5048 if(SMB_VFS_RMDIR(conn
,fullname
) != 0) {
5052 } else if(SMB_VFS_UNLINK(conn
,fullname
) != 0) {
5056 TALLOC_FREE(fullname
);
5058 TALLOC_FREE(dir_hnd
);
5062 /****************************************************************************
5063 The internals of the rmdir code - called elsewhere.
5064 ****************************************************************************/
5066 NTSTATUS
rmdir_internals(TALLOC_CTX
*ctx
,
5067 connection_struct
*conn
,
5068 const char *directory
)
5073 /* Might be a symlink. */
5074 if(SMB_VFS_LSTAT(conn
, directory
, &st
) != 0) {
5075 return map_nt_error_from_unix(errno
);
5078 if (S_ISLNK(st
.st_mode
)) {
5079 /* Is what it points to a directory ? */
5080 if(SMB_VFS_STAT(conn
, directory
, &st
) != 0) {
5081 return map_nt_error_from_unix(errno
);
5083 if (!(S_ISDIR(st
.st_mode
))) {
5084 return NT_STATUS_NOT_A_DIRECTORY
;
5086 ret
= SMB_VFS_UNLINK(conn
,directory
);
5088 ret
= SMB_VFS_RMDIR(conn
,directory
);
5091 notify_fname(conn
, NOTIFY_ACTION_REMOVED
,
5092 FILE_NOTIFY_CHANGE_DIR_NAME
,
5094 return NT_STATUS_OK
;
5097 if(((errno
== ENOTEMPTY
)||(errno
== EEXIST
)) && lp_veto_files(SNUM(conn
))) {
5099 * Check to see if the only thing in this directory are
5100 * vetoed files/directories. If so then delete them and
5101 * retry. If we fail to delete any of them (and we *don't*
5102 * do a recursive delete) then fail the rmdir.
5106 struct smb_Dir
*dir_hnd
= OpenDir(talloc_tos(), conn
,
5107 directory
, NULL
, 0);
5109 if(dir_hnd
== NULL
) {
5114 while ((dname
= ReadDirName(dir_hnd
, &dirpos
, &st
))) {
5115 if((strcmp(dname
, ".") == 0) || (strcmp(dname
, "..")==0))
5117 if (!is_visible_file(conn
, directory
, dname
, &st
, False
))
5119 if(!IS_VETO_PATH(conn
, dname
)) {
5120 TALLOC_FREE(dir_hnd
);
5126 /* We only have veto files/directories.
5127 * Are we allowed to delete them ? */
5129 if(!lp_recursive_veto_delete(SNUM(conn
))) {
5130 TALLOC_FREE(dir_hnd
);
5135 /* Do a recursive delete. */
5136 RewindDir(dir_hnd
,&dirpos
);
5137 while ((dname
= ReadDirName(dir_hnd
, &dirpos
, &st
))) {
5138 char *fullname
= NULL
;
5140 if (ISDOT(dname
) || ISDOTDOT(dname
)) {
5143 if (!is_visible_file(conn
, directory
, dname
, &st
, False
)) {
5147 fullname
= talloc_asprintf(ctx
,
5157 if(SMB_VFS_LSTAT(conn
,fullname
, &st
) != 0) {
5160 if(st
.st_mode
& S_IFDIR
) {
5161 if(!recursive_rmdir(ctx
, conn
, fullname
)) {
5164 if(SMB_VFS_RMDIR(conn
,fullname
) != 0) {
5167 } else if(SMB_VFS_UNLINK(conn
,fullname
) != 0) {
5170 TALLOC_FREE(fullname
);
5172 TALLOC_FREE(dir_hnd
);
5173 /* Retry the rmdir */
5174 ret
= SMB_VFS_RMDIR(conn
,directory
);
5180 DEBUG(3,("rmdir_internals: couldn't remove directory %s : "
5181 "%s\n", directory
,strerror(errno
)));
5182 return map_nt_error_from_unix(errno
);
5185 notify_fname(conn
, NOTIFY_ACTION_REMOVED
,
5186 FILE_NOTIFY_CHANGE_DIR_NAME
,
5189 return NT_STATUS_OK
;
5192 /****************************************************************************
5194 ****************************************************************************/
5196 void reply_rmdir(struct smb_request
*req
)
5198 connection_struct
*conn
= req
->conn
;
5199 char *directory
= NULL
;
5200 SMB_STRUCT_STAT sbuf
;
5202 TALLOC_CTX
*ctx
= talloc_tos();
5204 START_PROFILE(SMBrmdir
);
5206 srvstr_get_path_req(ctx
, req
, &directory
, (const char *)req
->buf
+ 1,
5207 STR_TERMINATE
, &status
);
5208 if (!NT_STATUS_IS_OK(status
)) {
5209 reply_nterror(req
, status
);
5210 END_PROFILE(SMBrmdir
);
5214 status
= resolve_dfspath(ctx
, conn
,
5215 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
5218 if (!NT_STATUS_IS_OK(status
)) {
5219 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
5220 reply_botherror(req
, NT_STATUS_PATH_NOT_COVERED
,
5221 ERRSRV
, ERRbadpath
);
5222 END_PROFILE(SMBrmdir
);
5225 reply_nterror(req
, status
);
5226 END_PROFILE(SMBrmdir
);
5230 status
= unix_convert(ctx
, conn
, directory
, False
, &directory
,
5232 if (!NT_STATUS_IS_OK(status
)) {
5233 reply_nterror(req
, status
);
5234 END_PROFILE(SMBrmdir
);
5238 status
= check_name(conn
, directory
);
5239 if (!NT_STATUS_IS_OK(status
)) {
5240 reply_nterror(req
, status
);
5241 END_PROFILE(SMBrmdir
);
5245 dptr_closepath(directory
, req
->smbpid
);
5246 status
= rmdir_internals(ctx
, conn
, directory
);
5247 if (!NT_STATUS_IS_OK(status
)) {
5248 reply_nterror(req
, status
);
5249 END_PROFILE(SMBrmdir
);
5253 reply_outbuf(req
, 0, 0);
5255 DEBUG( 3, ( "rmdir %s\n", directory
) );
5257 END_PROFILE(SMBrmdir
);
5261 /*******************************************************************
5262 Resolve wildcards in a filename rename.
5263 ********************************************************************/
5265 static bool resolve_wildcards(TALLOC_CTX
*ctx
,
5270 char *name2_copy
= NULL
;
5275 char *p
,*p2
, *pname1
, *pname2
;
5277 name2_copy
= talloc_strdup(ctx
, name2
);
5282 pname1
= strrchr_m(name1
,'/');
5283 pname2
= strrchr_m(name2_copy
,'/');
5285 if (!pname1
|| !pname2
) {
5289 /* Truncate the copy of name2 at the last '/' */
5292 /* Now go past the '/' */
5296 root1
= talloc_strdup(ctx
, pname1
);
5297 root2
= talloc_strdup(ctx
, pname2
);
5299 if (!root1
|| !root2
) {
5303 p
= strrchr_m(root1
,'.');
5306 ext1
= talloc_strdup(ctx
, p
+1);
5308 ext1
= talloc_strdup(ctx
, "");
5310 p
= strrchr_m(root2
,'.');
5313 ext2
= talloc_strdup(ctx
, p
+1);
5315 ext2
= talloc_strdup(ctx
, "");
5318 if (!ext1
|| !ext2
) {
5326 /* Hmmm. Should this be mb-aware ? */
5329 } else if (*p2
== '*') {
5331 root2
= talloc_asprintf(ctx
, "%s%s",
5350 /* Hmmm. Should this be mb-aware ? */
5353 } else if (*p2
== '*') {
5355 ext2
= talloc_asprintf(ctx
, "%s%s",
5371 *pp_newname
= talloc_asprintf(ctx
, "%s/%s.%s",
5376 *pp_newname
= talloc_asprintf(ctx
, "%s/%s",
5388 /****************************************************************************
5389 Ensure open files have their names updated. Updated to notify other smbd's
5391 ****************************************************************************/
5393 static void rename_open_files(connection_struct
*conn
,
5394 struct share_mode_lock
*lck
,
5395 const char *newname
)
5398 bool did_rename
= False
;
5400 for(fsp
= file_find_di_first(lck
->id
); fsp
;
5401 fsp
= file_find_di_next(fsp
)) {
5402 /* fsp_name is a relative path under the fsp. To change this for other
5403 sharepaths we need to manipulate relative paths. */
5404 /* TODO - create the absolute path and manipulate the newname
5405 relative to the sharepath. */
5406 if (!strequal(fsp
->conn
->connectpath
, conn
->connectpath
)) {
5409 DEBUG(10,("rename_open_files: renaming file fnum %d (file_id %s) from %s -> %s\n",
5410 fsp
->fnum
, file_id_string_tos(&fsp
->file_id
),
5411 fsp
->fsp_name
, newname
));
5412 string_set(&fsp
->fsp_name
, newname
);
5417 DEBUG(10,("rename_open_files: no open files on file_id %s for %s\n",
5418 file_id_string_tos(&lck
->id
), newname
));
5421 /* Send messages to all smbd's (not ourself) that the name has changed. */
5422 rename_share_filename(smbd_messaging_context(), lck
, conn
->connectpath
,
5426 /****************************************************************************
5427 We need to check if the source path is a parent directory of the destination
5428 (ie. a rename of /foo/bar/baz -> /foo/bar/baz/bibble/bobble. If so we must
5429 refuse the rename with a sharing violation. Under UNIX the above call can
5430 *succeed* if /foo/bar/baz is a symlink to another area in the share. We
5431 probably need to check that the client is a Windows one before disallowing
5432 this as a UNIX client (one with UNIX extensions) can know the source is a
5433 symlink and make this decision intelligently. Found by an excellent bug
5434 report from <AndyLiebman@aol.com>.
5435 ****************************************************************************/
5437 static bool rename_path_prefix_equal(const char *src
, const char *dest
)
5439 const char *psrc
= src
;
5440 const char *pdst
= dest
;
5443 if (psrc
[0] == '.' && psrc
[1] == '/') {
5446 if (pdst
[0] == '.' && pdst
[1] == '/') {
5449 if ((slen
= strlen(psrc
)) > strlen(pdst
)) {
5452 return ((memcmp(psrc
, pdst
, slen
) == 0) && pdst
[slen
] == '/');
5456 * Do the notify calls from a rename
5459 static void notify_rename(connection_struct
*conn
, bool is_dir
,
5460 const char *oldpath
, const char *newpath
)
5462 char *olddir
, *newdir
;
5463 const char *oldname
, *newname
;
5466 mask
= is_dir
? FILE_NOTIFY_CHANGE_DIR_NAME
5467 : FILE_NOTIFY_CHANGE_FILE_NAME
;
5469 if (!parent_dirname(talloc_tos(), oldpath
, &olddir
, &oldname
)
5470 || !parent_dirname(talloc_tos(), newpath
, &newdir
, &newname
)) {
5471 TALLOC_FREE(olddir
);
5475 if (strcmp(olddir
, newdir
) == 0) {
5476 notify_fname(conn
, NOTIFY_ACTION_OLD_NAME
, mask
, oldpath
);
5477 notify_fname(conn
, NOTIFY_ACTION_NEW_NAME
, mask
, newpath
);
5480 notify_fname(conn
, NOTIFY_ACTION_REMOVED
, mask
, oldpath
);
5481 notify_fname(conn
, NOTIFY_ACTION_ADDED
, mask
, newpath
);
5483 TALLOC_FREE(olddir
);
5484 TALLOC_FREE(newdir
);
5486 /* this is a strange one. w2k3 gives an additional event for
5487 CHANGE_ATTRIBUTES and CHANGE_CREATION on the new file when renaming
5488 files, but not directories */
5490 notify_fname(conn
, NOTIFY_ACTION_MODIFIED
,
5491 FILE_NOTIFY_CHANGE_ATTRIBUTES
5492 |FILE_NOTIFY_CHANGE_CREATION
,
5497 /****************************************************************************
5498 Rename an open file - given an fsp.
5499 ****************************************************************************/
5501 NTSTATUS
rename_internals_fsp(connection_struct
*conn
,
5504 const char *newname_last_component
,
5506 bool replace_if_exists
)
5508 TALLOC_CTX
*ctx
= talloc_tos();
5509 SMB_STRUCT_STAT sbuf
, sbuf1
;
5510 NTSTATUS status
= NT_STATUS_OK
;
5511 struct share_mode_lock
*lck
= NULL
;
5512 bool dst_exists
, old_is_stream
, new_is_stream
;
5516 status
= check_name(conn
, newname
);
5517 if (!NT_STATUS_IS_OK(status
)) {
5521 /* Ensure newname contains a '/' */
5522 if(strrchr_m(newname
,'/') == 0) {
5523 newname
= talloc_asprintf(ctx
,
5527 return NT_STATUS_NO_MEMORY
;
5532 * Check for special case with case preserving and not
5533 * case sensitive. If the old last component differs from the original
5534 * last component only by case, then we should allow
5535 * the rename (user is trying to change the case of the
5539 if((conn
->case_sensitive
== False
) && (conn
->case_preserve
== True
) &&
5540 strequal(newname
, fsp
->fsp_name
)) {
5542 char *newname_modified_last_component
= NULL
;
5545 * Get the last component of the modified name.
5546 * Note that we guarantee that newname contains a '/'
5549 p
= strrchr_m(newname
,'/');
5550 newname_modified_last_component
= talloc_strdup(ctx
,
5552 if (!newname_modified_last_component
) {
5553 return NT_STATUS_NO_MEMORY
;
5556 if(strcsequal(newname_modified_last_component
,
5557 newname_last_component
) == False
) {
5559 * Replace the modified last component with
5562 *p
= '\0'; /* Truncate at the '/' */
5563 newname
= talloc_asprintf(ctx
,
5566 newname_last_component
);
5571 * If the src and dest names are identical - including case,
5572 * don't do the rename, just return success.
5575 if (strcsequal(fsp
->fsp_name
, newname
)) {
5576 DEBUG(3,("rename_internals_fsp: identical names in rename %s - returning success\n",
5578 return NT_STATUS_OK
;
5581 old_is_stream
= is_ntfs_stream_name(fsp
->fsp_name
);
5582 new_is_stream
= is_ntfs_stream_name(newname
);
5584 /* Return the correct error code if both names aren't streams. */
5585 if (!old_is_stream
&& new_is_stream
) {
5586 return NT_STATUS_OBJECT_NAME_INVALID
;
5589 if (old_is_stream
&& !new_is_stream
) {
5590 return NT_STATUS_INVALID_PARAMETER
;
5594 * Have vfs_object_exist also fill sbuf1
5596 dst_exists
= vfs_object_exist(conn
, newname
, &sbuf1
);
5598 if(!replace_if_exists
&& dst_exists
) {
5599 DEBUG(3,("rename_internals_fsp: dest exists doing rename %s -> %s\n",
5600 fsp
->fsp_name
,newname
));
5601 return NT_STATUS_OBJECT_NAME_COLLISION
;
5605 struct file_id fileid
= vfs_file_id_from_sbuf(conn
, &sbuf1
);
5606 files_struct
*dst_fsp
= file_find_di_first(fileid
);
5607 /* The file can be open when renaming a stream */
5608 if (dst_fsp
&& !new_is_stream
) {
5609 DEBUG(3, ("rename_internals_fsp: Target file open\n"));
5610 return NT_STATUS_ACCESS_DENIED
;
5614 /* Ensure we have a valid stat struct for the source. */
5615 if (fsp
->fh
->fd
!= -1) {
5616 if (SMB_VFS_FSTAT(fsp
, &sbuf
) == -1) {
5617 return map_nt_error_from_unix(errno
);
5621 if (fsp
->posix_open
) {
5622 ret
= SMB_VFS_LSTAT(conn
,fsp
->fsp_name
,&sbuf
);
5624 ret
= SMB_VFS_STAT(conn
,fsp
->fsp_name
,&sbuf
);
5627 return map_nt_error_from_unix(errno
);
5631 status
= can_rename(conn
, fsp
, attrs
, &sbuf
);
5633 if (!NT_STATUS_IS_OK(status
)) {
5634 DEBUG(3,("rename_internals_fsp: Error %s rename %s -> %s\n",
5635 nt_errstr(status
), fsp
->fsp_name
,newname
));
5636 if (NT_STATUS_EQUAL(status
,NT_STATUS_SHARING_VIOLATION
))
5637 status
= NT_STATUS_ACCESS_DENIED
;
5641 if (rename_path_prefix_equal(fsp
->fsp_name
, newname
)) {
5642 return NT_STATUS_ACCESS_DENIED
;
5645 lck
= get_share_mode_lock(talloc_tos(), fsp
->file_id
, NULL
, NULL
,
5649 * We have the file open ourselves, so not being able to get the
5650 * corresponding share mode lock is a fatal error.
5653 SMB_ASSERT(lck
!= NULL
);
5655 if(SMB_VFS_RENAME(conn
,fsp
->fsp_name
, newname
) == 0) {
5656 uint32 create_options
= fsp
->fh
->private_options
;
5658 DEBUG(3,("rename_internals_fsp: succeeded doing rename on %s -> %s\n",
5659 fsp
->fsp_name
,newname
));
5661 notify_rename(conn
, fsp
->is_directory
, fsp
->fsp_name
, newname
);
5663 rename_open_files(conn
, lck
, newname
);
5666 * A rename acts as a new file create w.r.t. allowing an initial delete
5667 * on close, probably because in Windows there is a new handle to the
5668 * new file. If initial delete on close was requested but not
5669 * originally set, we need to set it here. This is probably not 100% correct,
5670 * but will work for the CIFSFS client which in non-posix mode
5671 * depends on these semantics. JRA.
5674 if (create_options
& FILE_DELETE_ON_CLOSE
) {
5675 status
= can_set_delete_on_close(fsp
, True
, 0);
5677 if (NT_STATUS_IS_OK(status
)) {
5678 /* Note that here we set the *inital* delete on close flag,
5679 * not the regular one. The magic gets handled in close. */
5680 fsp
->initial_delete_on_close
= True
;
5684 return NT_STATUS_OK
;
5689 if (errno
== ENOTDIR
|| errno
== EISDIR
) {
5690 status
= NT_STATUS_OBJECT_NAME_COLLISION
;
5692 status
= map_nt_error_from_unix(errno
);
5695 DEBUG(3,("rename_internals_fsp: Error %s rename %s -> %s\n",
5696 nt_errstr(status
), fsp
->fsp_name
,newname
));
5701 /****************************************************************************
5702 The guts of the rename command, split out so it may be called by the NT SMB
5704 ****************************************************************************/
5706 NTSTATUS
rename_internals(TALLOC_CTX
*ctx
,
5707 connection_struct
*conn
,
5708 struct smb_request
*req
,
5709 const char *name_in
,
5710 const char *newname_in
,
5712 bool replace_if_exists
,
5715 uint32_t access_mask
)
5717 char *directory
= NULL
;
5719 char *last_component_src
= NULL
;
5720 char *last_component_dest
= NULL
;
5722 char *newname
= NULL
;
5725 NTSTATUS status
= NT_STATUS_OK
;
5726 SMB_STRUCT_STAT sbuf1
, sbuf2
;
5727 struct smb_Dir
*dir_hnd
= NULL
;
5730 int create_options
= 0;
5731 bool posix_pathnames
= lp_posix_pathnames();
5736 status
= unix_convert(ctx
, conn
, name_in
, src_has_wild
, &name
,
5737 &last_component_src
, &sbuf1
);
5738 if (!NT_STATUS_IS_OK(status
)) {
5742 status
= unix_convert(ctx
, conn
, newname_in
, dest_has_wild
, &newname
,
5743 &last_component_dest
, &sbuf2
);
5744 if (!NT_STATUS_IS_OK(status
)) {
5749 * Split the old name into directory and last component
5750 * strings. Note that unix_convert may have stripped off a
5751 * leading ./ from both name and newname if the rename is
5752 * at the root of the share. We need to make sure either both
5753 * name and newname contain a / character or neither of them do
5754 * as this is checked in resolve_wildcards().
5757 p
= strrchr_m(name
,'/');
5759 directory
= talloc_strdup(ctx
, ".");
5761 return NT_STATUS_NO_MEMORY
;
5766 directory
= talloc_strdup(ctx
, name
);
5768 return NT_STATUS_NO_MEMORY
;
5771 *p
= '/'; /* Replace needed for exceptional test below. */
5775 * We should only check the mangled cache
5776 * here if unix_convert failed. This means
5777 * that the path in 'mask' doesn't exist
5778 * on the file system and so we need to look
5779 * for a possible mangle. This patch from
5780 * Tine Smukavec <valentin.smukavec@hermes.si>.
5783 if (!VALID_STAT(sbuf1
) && mangle_is_mangled(mask
, conn
->params
)) {
5784 char *new_mask
= NULL
;
5785 mangle_lookup_name_from_8_3(ctx
,
5794 if (!src_has_wild
) {
5798 * No wildcards - just process the one file.
5800 bool is_short_name
= mangle_is_8_3(name
, True
, conn
->params
);
5802 /* Add a terminating '/' to the directory name. */
5803 directory
= talloc_asprintf_append(directory
,
5807 return NT_STATUS_NO_MEMORY
;
5810 /* Ensure newname contains a '/' also */
5811 if(strrchr_m(newname
,'/') == 0) {
5812 newname
= talloc_asprintf(ctx
,
5816 return NT_STATUS_NO_MEMORY
;
5820 DEBUG(3, ("rename_internals: case_sensitive = %d, "
5821 "case_preserve = %d, short case preserve = %d, "
5822 "directory = %s, newname = %s, "
5823 "last_component_dest = %s, is_8_3 = %d\n",
5824 conn
->case_sensitive
, conn
->case_preserve
,
5825 conn
->short_case_preserve
, directory
,
5826 newname
, last_component_dest
, is_short_name
));
5828 /* The dest name still may have wildcards. */
5829 if (dest_has_wild
) {
5830 char *mod_newname
= NULL
;
5831 if (!resolve_wildcards(ctx
,
5832 directory
,newname
,&mod_newname
)) {
5833 DEBUG(6, ("rename_internals: resolve_wildcards "
5837 return NT_STATUS_NO_MEMORY
;
5839 newname
= mod_newname
;
5843 if (posix_pathnames
) {
5844 SMB_VFS_LSTAT(conn
, directory
, &sbuf1
);
5846 SMB_VFS_STAT(conn
, directory
, &sbuf1
);
5849 if (S_ISDIR(sbuf1
.st_mode
)) {
5850 create_options
|= FILE_DIRECTORY_FILE
;
5853 status
= SMB_VFS_CREATE_FILE(
5856 0, /* root_dir_fid */
5857 directory
, /* fname */
5858 0, /* create_file_flags */
5859 access_mask
, /* access_mask */
5860 (FILE_SHARE_READ
| /* share_access */
5862 FILE_OPEN
, /* create_disposition*/
5863 create_options
, /* create_options */
5864 posix_pathnames
? FILE_FLAG_POSIX_SEMANTICS
|0777 : 0, /* file_attributes */
5865 0, /* oplock_request */
5866 0, /* allocation_size */
5871 &sbuf1
); /* psbuf */
5873 if (!NT_STATUS_IS_OK(status
)) {
5874 DEBUG(3, ("Could not open rename source %s: %s\n",
5875 directory
, nt_errstr(status
)));
5879 status
= rename_internals_fsp(conn
, fsp
, newname
,
5880 last_component_dest
,
5881 attrs
, replace_if_exists
);
5883 close_file(req
, fsp
, NORMAL_CLOSE
);
5885 DEBUG(3, ("rename_internals: Error %s rename %s -> %s\n",
5886 nt_errstr(status
), directory
,newname
));
5892 * Wildcards - process each file that matches.
5894 if (strequal(mask
,"????????.???")) {
5899 status
= check_name(conn
, directory
);
5900 if (!NT_STATUS_IS_OK(status
)) {
5904 dir_hnd
= OpenDir(talloc_tos(), conn
, directory
, mask
, attrs
);
5905 if (dir_hnd
== NULL
) {
5906 return map_nt_error_from_unix(errno
);
5909 status
= NT_STATUS_NO_SUCH_FILE
;
5911 * Was status = NT_STATUS_OBJECT_NAME_NOT_FOUND;
5912 * - gentest fix. JRA
5915 while ((dname
= ReadDirName(dir_hnd
, &offset
, &sbuf1
))) {
5916 files_struct
*fsp
= NULL
;
5918 char *destname
= NULL
;
5919 bool sysdir_entry
= False
;
5921 /* Quick check for "." and ".." */
5922 if (ISDOT(dname
) || ISDOTDOT(dname
)) {
5924 sysdir_entry
= True
;
5930 if (!is_visible_file(conn
, directory
, dname
, &sbuf1
, False
)) {
5934 if(!mask_match(dname
, mask
, conn
->case_sensitive
)) {
5939 status
= NT_STATUS_OBJECT_NAME_INVALID
;
5943 fname
= talloc_asprintf(ctx
,
5948 return NT_STATUS_NO_MEMORY
;
5951 if (!resolve_wildcards(ctx
,
5952 fname
,newname
,&destname
)) {
5953 DEBUG(6, ("resolve_wildcards %s %s failed\n",
5959 return NT_STATUS_NO_MEMORY
;
5963 if (posix_pathnames
) {
5964 SMB_VFS_LSTAT(conn
, fname
, &sbuf1
);
5966 SMB_VFS_STAT(conn
, fname
, &sbuf1
);
5971 if (S_ISDIR(sbuf1
.st_mode
)) {
5972 create_options
|= FILE_DIRECTORY_FILE
;
5975 status
= SMB_VFS_CREATE_FILE(
5978 0, /* root_dir_fid */
5980 0, /* create_file_flags */
5981 access_mask
, /* access_mask */
5982 (FILE_SHARE_READ
| /* share_access */
5984 FILE_OPEN
, /* create_disposition*/
5985 create_options
, /* create_options */
5986 posix_pathnames
? FILE_FLAG_POSIX_SEMANTICS
|0777 : 0, /* file_attributes */
5987 0, /* oplock_request */
5988 0, /* allocation_size */
5993 &sbuf1
); /* psbuf */
5995 if (!NT_STATUS_IS_OK(status
)) {
5996 DEBUG(3,("rename_internals: SMB_VFS_CREATE_FILE "
5997 "returned %s rename %s -> %s\n",
5998 nt_errstr(status
), directory
, newname
));
6002 status
= rename_internals_fsp(conn
, fsp
, destname
, dname
,
6003 attrs
, replace_if_exists
);
6005 close_file(req
, fsp
, NORMAL_CLOSE
);
6007 if (!NT_STATUS_IS_OK(status
)) {
6008 DEBUG(3, ("rename_internals_fsp returned %s for "
6009 "rename %s -> %s\n", nt_errstr(status
),
6010 directory
, newname
));
6016 DEBUG(3,("rename_internals: doing rename on %s -> "
6017 "%s\n",fname
,destname
));
6020 TALLOC_FREE(destname
);
6022 TALLOC_FREE(dir_hnd
);
6024 if (count
== 0 && NT_STATUS_IS_OK(status
) && errno
!= 0) {
6025 status
= map_nt_error_from_unix(errno
);
6031 /****************************************************************************
6033 ****************************************************************************/
6035 void reply_mv(struct smb_request
*req
)
6037 connection_struct
*conn
= req
->conn
;
6039 char *newname
= NULL
;
6043 bool src_has_wcard
= False
;
6044 bool dest_has_wcard
= False
;
6045 TALLOC_CTX
*ctx
= talloc_tos();
6047 START_PROFILE(SMBmv
);
6050 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
6055 attrs
= SVAL(req
->vwv
+0, 0);
6057 p
= (const char *)req
->buf
+ 1;
6058 p
+= srvstr_get_path_req_wcard(ctx
, req
, &name
, p
, STR_TERMINATE
,
6059 &status
, &src_has_wcard
);
6060 if (!NT_STATUS_IS_OK(status
)) {
6061 reply_nterror(req
, status
);
6066 p
+= srvstr_get_path_req_wcard(ctx
, req
, &newname
, p
, STR_TERMINATE
,
6067 &status
, &dest_has_wcard
);
6068 if (!NT_STATUS_IS_OK(status
)) {
6069 reply_nterror(req
, status
);
6074 status
= resolve_dfspath_wcard(ctx
, conn
,
6075 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
6079 if (!NT_STATUS_IS_OK(status
)) {
6080 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
6081 reply_botherror(req
, NT_STATUS_PATH_NOT_COVERED
,
6082 ERRSRV
, ERRbadpath
);
6086 reply_nterror(req
, status
);
6091 status
= resolve_dfspath_wcard(ctx
, conn
,
6092 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
6096 if (!NT_STATUS_IS_OK(status
)) {
6097 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
6098 reply_botherror(req
, NT_STATUS_PATH_NOT_COVERED
,
6099 ERRSRV
, ERRbadpath
);
6103 reply_nterror(req
, status
);
6108 DEBUG(3,("reply_mv : %s -> %s\n",name
,newname
));
6110 status
= rename_internals(ctx
, conn
, req
, name
, newname
, attrs
, False
,
6111 src_has_wcard
, dest_has_wcard
, DELETE_ACCESS
);
6112 if (!NT_STATUS_IS_OK(status
)) {
6113 if (open_was_deferred(req
->mid
)) {
6114 /* We have re-scheduled this call. */
6118 reply_nterror(req
, status
);
6123 reply_outbuf(req
, 0, 0);
6129 /*******************************************************************
6130 Copy a file as part of a reply_copy.
6131 ******************************************************************/
6134 * TODO: check error codes on all callers
6137 NTSTATUS
copy_file(TALLOC_CTX
*ctx
,
6138 connection_struct
*conn
,
6143 bool target_is_directory
)
6145 SMB_STRUCT_STAT src_sbuf
, sbuf2
;
6147 files_struct
*fsp1
,*fsp2
;
6150 uint32 new_create_disposition
;
6153 dest
= talloc_strdup(ctx
, dest1
);
6155 return NT_STATUS_NO_MEMORY
;
6157 if (target_is_directory
) {
6158 const char *p
= strrchr_m(src
,'/');
6164 dest
= talloc_asprintf_append(dest
,
6168 return NT_STATUS_NO_MEMORY
;
6172 if (!vfs_file_exist(conn
,src
,&src_sbuf
)) {
6174 return NT_STATUS_OBJECT_NAME_NOT_FOUND
;
6177 if (!target_is_directory
&& count
) {
6178 new_create_disposition
= FILE_OPEN
;
6180 if (!map_open_params_to_ntcreate(dest1
,0,ofun
,
6181 NULL
, NULL
, &new_create_disposition
, NULL
)) {
6183 return NT_STATUS_INVALID_PARAMETER
;
6187 status
= SMB_VFS_CREATE_FILE(
6190 0, /* root_dir_fid */
6192 0, /* create_file_flags */
6193 FILE_GENERIC_READ
, /* access_mask */
6194 FILE_SHARE_READ
| FILE_SHARE_WRITE
, /* share_access */
6195 FILE_OPEN
, /* create_disposition*/
6196 0, /* create_options */
6197 FILE_ATTRIBUTE_NORMAL
, /* file_attributes */
6198 INTERNAL_OPEN_ONLY
, /* oplock_request */
6199 0, /* allocation_size */
6204 &src_sbuf
); /* psbuf */
6206 if (!NT_STATUS_IS_OK(status
)) {
6211 dosattrs
= dos_mode(conn
, src
, &src_sbuf
);
6212 if (SMB_VFS_STAT(conn
,dest
,&sbuf2
) == -1) {
6213 ZERO_STRUCTP(&sbuf2
);
6216 status
= SMB_VFS_CREATE_FILE(
6219 0, /* root_dir_fid */
6221 0, /* create_file_flags */
6222 FILE_GENERIC_WRITE
, /* access_mask */
6223 FILE_SHARE_READ
| FILE_SHARE_WRITE
, /* share_access */
6224 new_create_disposition
, /* create_disposition*/
6225 0, /* create_options */
6226 dosattrs
, /* file_attributes */
6227 INTERNAL_OPEN_ONLY
, /* oplock_request */
6228 0, /* allocation_size */
6233 &sbuf2
); /* psbuf */
6237 if (!NT_STATUS_IS_OK(status
)) {
6238 close_file(NULL
, fsp1
, ERROR_CLOSE
);
6242 if ((ofun
&3) == 1) {
6243 if(SMB_VFS_LSEEK(fsp2
,0,SEEK_END
) == -1) {
6244 DEBUG(0,("copy_file: error - vfs lseek returned error %s\n", strerror(errno
) ));
6246 * Stop the copy from occurring.
6249 src_sbuf
.st_size
= 0;
6253 if (src_sbuf
.st_size
) {
6254 ret
= vfs_transfer_file(fsp1
, fsp2
, src_sbuf
.st_size
);
6257 close_file(NULL
, fsp1
, NORMAL_CLOSE
);
6259 /* Ensure the modtime is set correctly on the destination file. */
6260 set_close_write_time(fsp2
, get_mtimespec(&src_sbuf
));
6263 * As we are opening fsp1 read-only we only expect
6264 * an error on close on fsp2 if we are out of space.
6265 * Thus we don't look at the error return from the
6268 status
= close_file(NULL
, fsp2
, NORMAL_CLOSE
);
6270 if (!NT_STATUS_IS_OK(status
)) {
6274 if (ret
!= (SMB_OFF_T
)src_sbuf
.st_size
) {
6275 return NT_STATUS_DISK_FULL
;
6278 return NT_STATUS_OK
;
6281 /****************************************************************************
6282 Reply to a file copy.
6283 ****************************************************************************/
6285 void reply_copy(struct smb_request
*req
)
6287 connection_struct
*conn
= req
->conn
;
6289 char *newname
= NULL
;
6290 char *directory
= NULL
;
6291 const char *mask
= NULL
;
6292 const char mask_star
[] = "*";
6295 int error
= ERRnoaccess
;
6300 bool target_is_directory
=False
;
6301 bool source_has_wild
= False
;
6302 bool dest_has_wild
= False
;
6303 SMB_STRUCT_STAT sbuf1
, sbuf2
;
6305 TALLOC_CTX
*ctx
= talloc_tos();
6307 START_PROFILE(SMBcopy
);
6310 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
6311 END_PROFILE(SMBcopy
);
6315 tid2
= SVAL(req
->vwv
+0, 0);
6316 ofun
= SVAL(req
->vwv
+1, 0);
6317 flags
= SVAL(req
->vwv
+2, 0);
6319 p
= (const char *)req
->buf
;
6320 p
+= srvstr_get_path_req_wcard(ctx
, req
, &name
, p
, STR_TERMINATE
,
6321 &status
, &source_has_wild
);
6322 if (!NT_STATUS_IS_OK(status
)) {
6323 reply_nterror(req
, status
);
6324 END_PROFILE(SMBcopy
);
6327 p
+= srvstr_get_path_req_wcard(ctx
, req
, &newname
, p
, STR_TERMINATE
,
6328 &status
, &dest_has_wild
);
6329 if (!NT_STATUS_IS_OK(status
)) {
6330 reply_nterror(req
, status
);
6331 END_PROFILE(SMBcopy
);
6335 DEBUG(3,("reply_copy : %s -> %s\n",name
,newname
));
6337 if (tid2
!= conn
->cnum
) {
6338 /* can't currently handle inter share copies XXXX */
6339 DEBUG(3,("Rejecting inter-share copy\n"));
6340 reply_doserror(req
, ERRSRV
, ERRinvdevice
);
6341 END_PROFILE(SMBcopy
);
6345 status
= resolve_dfspath_wcard(ctx
, conn
,
6346 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
6350 if (!NT_STATUS_IS_OK(status
)) {
6351 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
6352 reply_botherror(req
, NT_STATUS_PATH_NOT_COVERED
,
6353 ERRSRV
, ERRbadpath
);
6354 END_PROFILE(SMBcopy
);
6357 reply_nterror(req
, status
);
6358 END_PROFILE(SMBcopy
);
6362 status
= resolve_dfspath_wcard(ctx
, conn
,
6363 req
->flags2
& FLAGS2_DFS_PATHNAMES
,
6367 if (!NT_STATUS_IS_OK(status
)) {
6368 if (NT_STATUS_EQUAL(status
,NT_STATUS_PATH_NOT_COVERED
)) {
6369 reply_botherror(req
, NT_STATUS_PATH_NOT_COVERED
,
6370 ERRSRV
, ERRbadpath
);
6371 END_PROFILE(SMBcopy
);
6374 reply_nterror(req
, status
);
6375 END_PROFILE(SMBcopy
);
6379 status
= unix_convert(ctx
, conn
, name
, source_has_wild
,
6380 &name
, NULL
, &sbuf1
);
6381 if (!NT_STATUS_IS_OK(status
)) {
6382 reply_nterror(req
, status
);
6383 END_PROFILE(SMBcopy
);
6387 status
= unix_convert(ctx
, conn
, newname
, dest_has_wild
,
6388 &newname
, NULL
, &sbuf2
);
6389 if (!NT_STATUS_IS_OK(status
)) {
6390 reply_nterror(req
, status
);
6391 END_PROFILE(SMBcopy
);
6395 target_is_directory
= VALID_STAT_OF_DIR(sbuf2
);
6397 if ((flags
&1) && target_is_directory
) {
6398 reply_doserror(req
, ERRDOS
, ERRbadfile
);
6399 END_PROFILE(SMBcopy
);
6403 if ((flags
&2) && !target_is_directory
) {
6404 reply_doserror(req
, ERRDOS
, ERRbadpath
);
6405 END_PROFILE(SMBcopy
);
6409 if ((flags
&(1<<5)) && VALID_STAT_OF_DIR(sbuf1
)) {
6410 /* wants a tree copy! XXXX */
6411 DEBUG(3,("Rejecting tree copy\n"));
6412 reply_doserror(req
, ERRSRV
, ERRerror
);
6413 END_PROFILE(SMBcopy
);
6417 p
= strrchr_m(name
,'/');
6419 directory
= talloc_strndup(ctx
, name
, PTR_DIFF(p
, name
));
6422 directory
= talloc_strdup(ctx
, "./");
6427 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
6428 END_PROFILE(SMBcopy
);
6433 * We should only check the mangled cache
6434 * here if unix_convert failed. This means
6435 * that the path in 'mask' doesn't exist
6436 * on the file system and so we need to look
6437 * for a possible mangle. This patch from
6438 * Tine Smukavec <valentin.smukavec@hermes.si>.
6441 if (!VALID_STAT(sbuf1
) && mangle_is_mangled(mask
, conn
->params
)) {
6442 char *new_mask
= NULL
;
6443 mangle_lookup_name_from_8_3(ctx
,
6452 if (!source_has_wild
) {
6453 directory
= talloc_asprintf_append(directory
,
6456 if (dest_has_wild
) {
6457 char *mod_newname
= NULL
;
6458 if (!resolve_wildcards(ctx
,
6459 directory
,newname
,&mod_newname
)) {
6460 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
6461 END_PROFILE(SMBcopy
);
6464 newname
= mod_newname
;
6467 status
= check_name(conn
, directory
);
6468 if (!NT_STATUS_IS_OK(status
)) {
6469 reply_nterror(req
, status
);
6470 END_PROFILE(SMBcopy
);
6474 status
= check_name(conn
, newname
);
6475 if (!NT_STATUS_IS_OK(status
)) {
6476 reply_nterror(req
, status
);
6477 END_PROFILE(SMBcopy
);
6481 status
= copy_file(ctx
,conn
,directory
,newname
,ofun
,
6482 count
,target_is_directory
);
6484 if(!NT_STATUS_IS_OK(status
)) {
6485 reply_nterror(req
, status
);
6486 END_PROFILE(SMBcopy
);
6492 struct smb_Dir
*dir_hnd
= NULL
;
6493 const char *dname
= NULL
;
6496 if (strequal(mask
,"????????.???")) {
6500 status
= check_name(conn
, directory
);
6501 if (!NT_STATUS_IS_OK(status
)) {
6502 reply_nterror(req
, status
);
6503 END_PROFILE(SMBcopy
);
6507 dir_hnd
= OpenDir(talloc_tos(), conn
, directory
, mask
, 0);
6508 if (dir_hnd
== NULL
) {
6509 status
= map_nt_error_from_unix(errno
);
6510 reply_nterror(req
, status
);
6511 END_PROFILE(SMBcopy
);
6517 while ((dname
= ReadDirName(dir_hnd
, &offset
, &sbuf1
))) {
6518 char *destname
= NULL
;
6521 if (ISDOT(dname
) || ISDOTDOT(dname
)) {
6525 if (!is_visible_file(conn
, directory
, dname
, &sbuf1
, False
)) {
6529 if(!mask_match(dname
, mask
, conn
->case_sensitive
)) {
6533 error
= ERRnoaccess
;
6534 fname
= talloc_asprintf(ctx
,
6539 TALLOC_FREE(dir_hnd
);
6540 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
6541 END_PROFILE(SMBcopy
);
6545 if (!resolve_wildcards(ctx
,
6546 fname
,newname
,&destname
)) {
6550 TALLOC_FREE(dir_hnd
);
6551 reply_nterror(req
, NT_STATUS_NO_MEMORY
);
6552 END_PROFILE(SMBcopy
);
6556 status
= check_name(conn
, fname
);
6557 if (!NT_STATUS_IS_OK(status
)) {
6558 TALLOC_FREE(dir_hnd
);
6559 reply_nterror(req
, status
);
6560 END_PROFILE(SMBcopy
);
6564 status
= check_name(conn
, destname
);
6565 if (!NT_STATUS_IS_OK(status
)) {
6566 TALLOC_FREE(dir_hnd
);
6567 reply_nterror(req
, status
);
6568 END_PROFILE(SMBcopy
);
6572 DEBUG(3,("reply_copy : doing copy on %s -> %s\n",fname
, destname
));
6574 status
= copy_file(ctx
,conn
,fname
,destname
,ofun
,
6575 count
,target_is_directory
);
6576 if (NT_STATUS_IS_OK(status
)) {
6580 TALLOC_FREE(destname
);
6582 TALLOC_FREE(dir_hnd
);
6587 /* Error on close... */
6589 reply_unixerror(req
, ERRHRD
, ERRgeneral
);
6590 END_PROFILE(SMBcopy
);
6594 reply_doserror(req
, ERRDOS
, error
);
6595 END_PROFILE(SMBcopy
);
6599 reply_outbuf(req
, 1, 0);
6600 SSVAL(req
->outbuf
,smb_vwv0
,count
);
6602 END_PROFILE(SMBcopy
);
6607 #define DBGC_CLASS DBGC_LOCKING
6609 /****************************************************************************
6610 Get a lock pid, dealing with large count requests.
6611 ****************************************************************************/
6613 uint32
get_lock_pid(const uint8_t *data
, int data_offset
,
6614 bool large_file_format
)
6616 if(!large_file_format
)
6617 return (uint32
)SVAL(data
,SMB_LPID_OFFSET(data_offset
));
6619 return (uint32
)SVAL(data
,SMB_LARGE_LPID_OFFSET(data_offset
));
6622 /****************************************************************************
6623 Get a lock count, dealing with large count requests.
6624 ****************************************************************************/
6626 uint64_t get_lock_count(const uint8_t *data
, int data_offset
,
6627 bool large_file_format
)
6631 if(!large_file_format
) {
6632 count
= (uint64_t)IVAL(data
,SMB_LKLEN_OFFSET(data_offset
));
6635 #if defined(HAVE_LONGLONG)
6636 count
= (((uint64_t) IVAL(data
,SMB_LARGE_LKLEN_OFFSET_HIGH(data_offset
))) << 32) |
6637 ((uint64_t) IVAL(data
,SMB_LARGE_LKLEN_OFFSET_LOW(data_offset
)));
6638 #else /* HAVE_LONGLONG */
6641 * NT4.x seems to be broken in that it sends large file (64 bit)
6642 * lockingX calls even if the CAP_LARGE_FILES was *not*
6643 * negotiated. For boxes without large unsigned ints truncate the
6644 * lock count by dropping the top 32 bits.
6647 if(IVAL(data
,SMB_LARGE_LKLEN_OFFSET_HIGH(data_offset
)) != 0) {
6648 DEBUG(3,("get_lock_count: truncating lock count (high)0x%x (low)0x%x to just low count.\n",
6649 (unsigned int)IVAL(data
,SMB_LARGE_LKLEN_OFFSET_HIGH(data_offset
)),
6650 (unsigned int)IVAL(data
,SMB_LARGE_LKLEN_OFFSET_LOW(data_offset
)) ));
6651 SIVAL(data
,SMB_LARGE_LKLEN_OFFSET_HIGH(data_offset
),0);
6654 count
= (uint64_t)IVAL(data
,SMB_LARGE_LKLEN_OFFSET_LOW(data_offset
));
6655 #endif /* HAVE_LONGLONG */
6661 #if !defined(HAVE_LONGLONG)
6662 /****************************************************************************
6663 Pathetically try and map a 64 bit lock offset into 31 bits. I hate Windows :-).
6664 ****************************************************************************/
6666 static uint32
map_lock_offset(uint32 high
, uint32 low
)
6670 uint32 highcopy
= high
;
6673 * Try and find out how many significant bits there are in high.
6676 for(i
= 0; highcopy
; i
++)
6680 * We use 31 bits not 32 here as POSIX
6681 * lock offsets may not be negative.
6684 mask
= (~0) << (31 - i
);
6687 return 0; /* Fail. */
6693 #endif /* !defined(HAVE_LONGLONG) */
6695 /****************************************************************************
6696 Get a lock offset, dealing with large offset requests.
6697 ****************************************************************************/
6699 uint64_t get_lock_offset(const uint8_t *data
, int data_offset
,
6700 bool large_file_format
, bool *err
)
6702 uint64_t offset
= 0;
6706 if(!large_file_format
) {
6707 offset
= (uint64_t)IVAL(data
,SMB_LKOFF_OFFSET(data_offset
));
6710 #if defined(HAVE_LONGLONG)
6711 offset
= (((uint64_t) IVAL(data
,SMB_LARGE_LKOFF_OFFSET_HIGH(data_offset
))) << 32) |
6712 ((uint64_t) IVAL(data
,SMB_LARGE_LKOFF_OFFSET_LOW(data_offset
)));
6713 #else /* HAVE_LONGLONG */
6716 * NT4.x seems to be broken in that it sends large file (64 bit)
6717 * lockingX calls even if the CAP_LARGE_FILES was *not*
6718 * negotiated. For boxes without large unsigned ints mangle the
6719 * lock offset by mapping the top 32 bits onto the lower 32.
6722 if(IVAL(data
,SMB_LARGE_LKOFF_OFFSET_HIGH(data_offset
)) != 0) {
6723 uint32 low
= IVAL(data
,SMB_LARGE_LKOFF_OFFSET_LOW(data_offset
));
6724 uint32 high
= IVAL(data
,SMB_LARGE_LKOFF_OFFSET_HIGH(data_offset
));
6727 if((new_low
= map_lock_offset(high
, low
)) == 0) {
6729 return (uint64_t)-1;
6732 DEBUG(3,("get_lock_offset: truncating lock offset (high)0x%x (low)0x%x to offset 0x%x.\n",
6733 (unsigned int)high
, (unsigned int)low
, (unsigned int)new_low
));
6734 SIVAL(data
,SMB_LARGE_LKOFF_OFFSET_HIGH(data_offset
),0);
6735 SIVAL(data
,SMB_LARGE_LKOFF_OFFSET_LOW(data_offset
),new_low
);
6738 offset
= (uint64_t)IVAL(data
,SMB_LARGE_LKOFF_OFFSET_LOW(data_offset
));
6739 #endif /* HAVE_LONGLONG */
6745 /****************************************************************************
6746 Reply to a lockingX request.
6747 ****************************************************************************/
6749 void reply_lockingX(struct smb_request
*req
)
6751 connection_struct
*conn
= req
->conn
;
6753 unsigned char locktype
;
6754 unsigned char oplocklevel
;
6757 uint64_t count
= 0, offset
= 0;
6761 const uint8_t *data
;
6762 bool large_file_format
;
6764 NTSTATUS status
= NT_STATUS_UNSUCCESSFUL
;
6766 START_PROFILE(SMBlockingX
);
6769 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
6770 END_PROFILE(SMBlockingX
);
6774 fsp
= file_fsp(req
, SVAL(req
->vwv
+2, 0));
6775 locktype
= CVAL(req
->vwv
+3, 0);
6776 oplocklevel
= CVAL(req
->vwv
+3, 1);
6777 num_ulocks
= SVAL(req
->vwv
+6, 0);
6778 num_locks
= SVAL(req
->vwv
+7, 0);
6779 lock_timeout
= IVAL(req
->vwv
+4, 0);
6780 large_file_format
= (locktype
& LOCKING_ANDX_LARGE_FILES
)?True
:False
;
6782 if (!check_fsp(conn
, req
, fsp
)) {
6783 END_PROFILE(SMBlockingX
);
6789 if (locktype
& LOCKING_ANDX_CHANGE_LOCKTYPE
) {
6790 /* we don't support these - and CANCEL_LOCK makes w2k
6791 and XP reboot so I don't really want to be
6792 compatible! (tridge) */
6793 reply_nterror(req
, NT_STATUS_DOS(ERRDOS
, ERRnoatomiclocks
));
6794 END_PROFILE(SMBlockingX
);
6798 /* Check if this is an oplock break on a file
6799 we have granted an oplock on.
6801 if ((locktype
& LOCKING_ANDX_OPLOCK_RELEASE
)) {
6802 /* Client can insist on breaking to none. */
6803 bool break_to_none
= (oplocklevel
== 0);
6806 DEBUG(5,("reply_lockingX: oplock break reply (%u) from client "
6807 "for fnum = %d\n", (unsigned int)oplocklevel
,
6811 * Make sure we have granted an exclusive or batch oplock on
6815 if (fsp
->oplock_type
== 0) {
6817 /* The Samba4 nbench simulator doesn't understand
6818 the difference between break to level2 and break
6819 to none from level2 - it sends oplock break
6820 replies in both cases. Don't keep logging an error
6821 message here - just ignore it. JRA. */
6823 DEBUG(5,("reply_lockingX: Error : oplock break from "
6824 "client for fnum = %d (oplock=%d) and no "
6825 "oplock granted on this file (%s).\n",
6826 fsp
->fnum
, fsp
->oplock_type
, fsp
->fsp_name
));
6828 /* if this is a pure oplock break request then don't
6830 if (num_locks
== 0 && num_ulocks
== 0) {
6831 END_PROFILE(SMBlockingX
);
6834 END_PROFILE(SMBlockingX
);
6835 reply_doserror(req
, ERRDOS
, ERRlock
);
6840 if ((fsp
->sent_oplock_break
== BREAK_TO_NONE_SENT
) ||
6842 result
= remove_oplock(fsp
);
6844 result
= downgrade_oplock(fsp
);
6848 DEBUG(0, ("reply_lockingX: error in removing "
6849 "oplock on file %s\n", fsp
->fsp_name
));
6850 /* Hmmm. Is this panic justified? */
6851 smb_panic("internal tdb error");
6854 reply_to_oplock_break_requests(fsp
);
6856 /* if this is a pure oplock break request then don't send a
6858 if (num_locks
== 0 && num_ulocks
== 0) {
6859 /* Sanity check - ensure a pure oplock break is not a
6861 if(CVAL(req
->vwv
+0, 0) != 0xff)
6862 DEBUG(0,("reply_lockingX: Error : pure oplock "
6863 "break is a chained %d request !\n",
6864 (unsigned int)CVAL(req
->vwv
+0, 0)));
6865 END_PROFILE(SMBlockingX
);
6871 (num_ulocks
+ num_locks
) * (large_file_format
? 20 : 10)) {
6872 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
6873 END_PROFILE(SMBlockingX
);
6877 /* Data now points at the beginning of the list
6878 of smb_unlkrng structs */
6879 for(i
= 0; i
< (int)num_ulocks
; i
++) {
6880 lock_pid
= get_lock_pid( data
, i
, large_file_format
);
6881 count
= get_lock_count( data
, i
, large_file_format
);
6882 offset
= get_lock_offset( data
, i
, large_file_format
, &err
);
6885 * There is no error code marked "stupid client bug".... :-).
6888 END_PROFILE(SMBlockingX
);
6889 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
6893 DEBUG(10,("reply_lockingX: unlock start=%.0f, len=%.0f for "
6894 "pid %u, file %s\n", (double)offset
, (double)count
,
6895 (unsigned int)lock_pid
, fsp
->fsp_name
));
6897 status
= do_unlock(smbd_messaging_context(),
6904 if (NT_STATUS_V(status
)) {
6905 END_PROFILE(SMBlockingX
);
6906 reply_nterror(req
, status
);
6911 /* Setup the timeout in seconds. */
6913 if (!lp_blocking_locks(SNUM(conn
))) {
6917 /* Now do any requested locks */
6918 data
+= ((large_file_format
? 20 : 10)*num_ulocks
);
6920 /* Data now points at the beginning of the list
6921 of smb_lkrng structs */
6923 for(i
= 0; i
< (int)num_locks
; i
++) {
6924 enum brl_type lock_type
= ((locktype
& LOCKING_ANDX_SHARED_LOCK
) ?
6925 READ_LOCK
:WRITE_LOCK
);
6926 lock_pid
= get_lock_pid( data
, i
, large_file_format
);
6927 count
= get_lock_count( data
, i
, large_file_format
);
6928 offset
= get_lock_offset( data
, i
, large_file_format
, &err
);
6931 * There is no error code marked "stupid client bug".... :-).
6934 END_PROFILE(SMBlockingX
);
6935 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
6939 DEBUG(10,("reply_lockingX: lock start=%.0f, len=%.0f for pid "
6940 "%u, file %s timeout = %d\n", (double)offset
,
6941 (double)count
, (unsigned int)lock_pid
,
6942 fsp
->fsp_name
, (int)lock_timeout
));
6944 if (locktype
& LOCKING_ANDX_CANCEL_LOCK
) {
6945 if (lp_blocking_locks(SNUM(conn
))) {
6947 /* Schedule a message to ourselves to
6948 remove the blocking lock record and
6949 return the right error. */
6951 if (!blocking_lock_cancel(fsp
,
6957 NT_STATUS_FILE_LOCK_CONFLICT
)) {
6958 END_PROFILE(SMBlockingX
);
6963 ERRcancelviolation
));
6967 /* Remove a matching pending lock. */
6968 status
= do_lock_cancel(fsp
,
6974 bool blocking_lock
= lock_timeout
? True
: False
;
6975 bool defer_lock
= False
;
6976 struct byte_range_lock
*br_lck
;
6977 uint32 block_smbpid
;
6979 br_lck
= do_lock(smbd_messaging_context(),
6990 if (br_lck
&& blocking_lock
&& ERROR_WAS_LOCK_DENIED(status
)) {
6991 /* Windows internal resolution for blocking locks seems
6992 to be about 200ms... Don't wait for less than that. JRA. */
6993 if (lock_timeout
!= -1 && lock_timeout
< lp_lock_spin_time()) {
6994 lock_timeout
= lp_lock_spin_time();
6999 /* This heuristic seems to match W2K3 very well. If a
7000 lock sent with timeout of zero would fail with NT_STATUS_FILE_LOCK_CONFLICT
7001 it pretends we asked for a timeout of between 150 - 300 milliseconds as
7002 far as I can tell. Replacement for do_lock_spin(). JRA. */
7004 if (br_lck
&& lp_blocking_locks(SNUM(conn
)) && !blocking_lock
&&
7005 NT_STATUS_EQUAL((status
), NT_STATUS_FILE_LOCK_CONFLICT
)) {
7007 lock_timeout
= lp_lock_spin_time();
7010 if (br_lck
&& defer_lock
) {
7012 * A blocking lock was requested. Package up
7013 * this smb into a queued request and push it
7014 * onto the blocking lock queue.
7016 if(push_blocking_lock_request(br_lck
,
7027 TALLOC_FREE(br_lck
);
7028 END_PROFILE(SMBlockingX
);
7033 TALLOC_FREE(br_lck
);
7036 if (NT_STATUS_V(status
)) {
7037 END_PROFILE(SMBlockingX
);
7038 reply_nterror(req
, status
);
7043 /* If any of the above locks failed, then we must unlock
7044 all of the previous locks (X/Open spec). */
7046 if (!(locktype
& LOCKING_ANDX_CANCEL_LOCK
) &&
7050 * Ensure we don't do a remove on the lock that just failed,
7051 * as under POSIX rules, if we have a lock already there, we
7052 * will delete it (and we shouldn't) .....
7054 for(i
--; i
>= 0; i
--) {
7055 lock_pid
= get_lock_pid( data
, i
, large_file_format
);
7056 count
= get_lock_count( data
, i
, large_file_format
);
7057 offset
= get_lock_offset( data
, i
, large_file_format
,
7061 * There is no error code marked "stupid client
7065 END_PROFILE(SMBlockingX
);
7066 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
7070 do_unlock(smbd_messaging_context(),
7077 END_PROFILE(SMBlockingX
);
7078 reply_nterror(req
, status
);
7082 reply_outbuf(req
, 2, 0);
7084 DEBUG(3, ("lockingX fnum=%d type=%d num_locks=%d num_ulocks=%d\n",
7085 fsp
->fnum
, (unsigned int)locktype
, num_locks
, num_ulocks
));
7087 END_PROFILE(SMBlockingX
);
7092 #define DBGC_CLASS DBGC_ALL
7094 /****************************************************************************
7095 Reply to a SMBreadbmpx (read block multiplex) request.
7096 Always reply with an error, if someone has a platform really needs this,
7097 please contact vl@samba.org
7098 ****************************************************************************/
7100 void reply_readbmpx(struct smb_request
*req
)
7102 START_PROFILE(SMBreadBmpx
);
7103 reply_doserror(req
, ERRSRV
, ERRuseSTD
);
7104 END_PROFILE(SMBreadBmpx
);
7108 /****************************************************************************
7109 Reply to a SMBreadbs (read block multiplex secondary) request.
7110 Always reply with an error, if someone has a platform really needs this,
7111 please contact vl@samba.org
7112 ****************************************************************************/
7114 void reply_readbs(struct smb_request
*req
)
7116 START_PROFILE(SMBreadBs
);
7117 reply_doserror(req
, ERRSRV
, ERRuseSTD
);
7118 END_PROFILE(SMBreadBs
);
7122 /****************************************************************************
7123 Reply to a SMBsetattrE.
7124 ****************************************************************************/
7126 void reply_setattrE(struct smb_request
*req
)
7128 connection_struct
*conn
= req
->conn
;
7129 struct smb_file_time ft
;
7131 SMB_STRUCT_STAT sbuf
;
7134 START_PROFILE(SMBsetattrE
);
7138 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
7139 END_PROFILE(SMBsetattrE
);
7143 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
7145 if(!fsp
|| (fsp
->conn
!= conn
)) {
7146 reply_doserror(req
, ERRDOS
, ERRbadfid
);
7147 END_PROFILE(SMBsetattrE
);
7153 * Convert the DOS times into unix times.
7156 ft
.atime
= convert_time_t_to_timespec(
7157 srv_make_unix_date2(req
->vwv
+3));
7158 ft
.mtime
= convert_time_t_to_timespec(
7159 srv_make_unix_date2(req
->vwv
+5));
7160 ft
.create_time
= convert_time_t_to_timespec(
7161 srv_make_unix_date2(req
->vwv
+1));
7163 reply_outbuf(req
, 0, 0);
7166 * Patch from Ray Frush <frush@engr.colostate.edu>
7167 * Sometimes times are sent as zero - ignore them.
7170 /* Ensure we have a valid stat struct for the source. */
7171 if (fsp
->fh
->fd
!= -1) {
7172 if (SMB_VFS_FSTAT(fsp
, &sbuf
) == -1) {
7173 status
= map_nt_error_from_unix(errno
);
7174 reply_nterror(req
, status
);
7175 END_PROFILE(SMBsetattrE
);
7181 if (fsp
->posix_open
) {
7182 ret
= SMB_VFS_LSTAT(conn
, fsp
->fsp_name
, &sbuf
);
7184 ret
= SMB_VFS_STAT(conn
, fsp
->fsp_name
, &sbuf
);
7187 status
= map_nt_error_from_unix(errno
);
7188 reply_nterror(req
, status
);
7189 END_PROFILE(SMBsetattrE
);
7194 status
= smb_set_file_time(conn
, fsp
, fsp
->fsp_name
,
7196 if (!NT_STATUS_IS_OK(status
)) {
7197 reply_doserror(req
, ERRDOS
, ERRnoaccess
);
7198 END_PROFILE(SMBsetattrE
);
7202 DEBUG( 3, ( "reply_setattrE fnum=%d actime=%u modtime=%u "
7205 (unsigned int)ft
.atime
.tv_sec
,
7206 (unsigned int)ft
.mtime
.tv_sec
,
7207 (unsigned int)ft
.create_time
.tv_sec
7210 END_PROFILE(SMBsetattrE
);
7215 /* Back from the dead for OS/2..... JRA. */
7217 /****************************************************************************
7218 Reply to a SMBwritebmpx (write block multiplex primary) request.
7219 Always reply with an error, if someone has a platform really needs this,
7220 please contact vl@samba.org
7221 ****************************************************************************/
7223 void reply_writebmpx(struct smb_request
*req
)
7225 START_PROFILE(SMBwriteBmpx
);
7226 reply_doserror(req
, ERRSRV
, ERRuseSTD
);
7227 END_PROFILE(SMBwriteBmpx
);
7231 /****************************************************************************
7232 Reply to a SMBwritebs (write block multiplex secondary) request.
7233 Always reply with an error, if someone has a platform really needs this,
7234 please contact vl@samba.org
7235 ****************************************************************************/
7237 void reply_writebs(struct smb_request
*req
)
7239 START_PROFILE(SMBwriteBs
);
7240 reply_doserror(req
, ERRSRV
, ERRuseSTD
);
7241 END_PROFILE(SMBwriteBs
);
7245 /****************************************************************************
7246 Reply to a SMBgetattrE.
7247 ****************************************************************************/
7249 void reply_getattrE(struct smb_request
*req
)
7251 connection_struct
*conn
= req
->conn
;
7252 SMB_STRUCT_STAT sbuf
;
7255 struct timespec create_ts
;
7257 START_PROFILE(SMBgetattrE
);
7260 reply_nterror(req
, NT_STATUS_INVALID_PARAMETER
);
7261 END_PROFILE(SMBgetattrE
);
7265 fsp
= file_fsp(req
, SVAL(req
->vwv
+0, 0));
7267 if(!fsp
|| (fsp
->conn
!= conn
)) {
7268 reply_doserror(req
, ERRDOS
, ERRbadfid
);
7269 END_PROFILE(SMBgetattrE
);
7273 /* Do an fstat on this file */
7274 if(fsp_stat(fsp
, &sbuf
)) {
7275 reply_unixerror(req
, ERRDOS
, ERRnoaccess
);
7276 END_PROFILE(SMBgetattrE
);
7280 mode
= dos_mode(conn
,fsp
->fsp_name
,&sbuf
);
7283 * Convert the times into dos times. Set create
7284 * date to be last modify date as UNIX doesn't save
7288 reply_outbuf(req
, 11, 0);
7290 create_ts
= get_create_timespec(&sbuf
,
7291 lp_fake_dir_create_times(SNUM(conn
)));
7292 srv_put_dos_date2((char *)req
->outbuf
, smb_vwv0
, create_ts
.tv_sec
);
7293 srv_put_dos_date2((char *)req
->outbuf
, smb_vwv2
, sbuf
.st_atime
);
7294 /* Should we check pending modtime here ? JRA */
7295 srv_put_dos_date2((char *)req
->outbuf
, smb_vwv4
, sbuf
.st_mtime
);
7298 SIVAL(req
->outbuf
, smb_vwv6
, 0);
7299 SIVAL(req
->outbuf
, smb_vwv8
, 0);
7301 uint32 allocation_size
= SMB_VFS_GET_ALLOC_SIZE(conn
,fsp
, &sbuf
);
7302 SIVAL(req
->outbuf
, smb_vwv6
, (uint32
)sbuf
.st_size
);
7303 SIVAL(req
->outbuf
, smb_vwv8
, allocation_size
);
7305 SSVAL(req
->outbuf
,smb_vwv10
, mode
);
7307 DEBUG( 3, ( "reply_getattrE fnum=%d\n", fsp
->fnum
));
7309 END_PROFILE(SMBgetattrE
);